53 What is the advantage of mechanical actuated type clutches?
A Less maintenance and repair
B Less pedal effort
C Smooth functioning
D Easy to operate
Correct Answer:- A Less maintenance and repair
54 Which factor does not affect the torque transmission by clutch?
A Size of clutch plat
B Co-efficient of friction
C Number of clutch plates used
D Axial load on the clutch
Correct Answer:- D Axial load on the clutch
55 What is the function of clutch?
A Increase and decrease the RPM of engine
B Connect and disconnect power flow engine to gear box
C Reduce the noise during engine running
D Prevent malfunctioning of fly wheel
Correct Answer:- B Connect and disconnect power flow engine to gear box
56 Which system making the drive cabin comfortable for driving?
A HVAC system
B Starting system
C Steering system
D Charging system
Correct Answer:- A HVAC system
57 Which system deals with alternator?
A Steering system
B Starting system
C Charging system
D HVAC system
Correct Answer:- C Charging system
58 Which system provides DC power source for the various units of the vehicles?
A Storage system
B Charging system
C Lighting system
D Steering system
Correct Answer:- A Storage system
59 Which system not connected with electrical system?
A Steering system
B Charging system
C Transmission system
D Suspension system
Correct Answer:- B Charging system
60 Which type of system is to isolate the vehicle body from road shock and vibration?
A Control system
B Suspension system
C Hydraulic system
D Steering system
Correct Answer:- B Suspension system
61 Which part of heavy vehicle deals with static and dynamic loads without deflection or distortion?
A Engine
B Power trains
C Control system
D Chassis and frames
Correct Answer:- D Chassis and frames
62 Which way the steering system increase the tire life?
A By maintaining proper angle between tyres
B Providing adequate lubrication
C By applying grease on the steering controls
D Providing proper brake adjustment
Correct Answer:- A By maintaining proper angle between tyres
63 What is the advantage of using power steering system?
A To increase the engine power
B To reduce the fuel consumption
C To enhance the fuel efficiency
D To turn and control vehicle with less effort
Correct Answer:- D To turn and control vehicle with less effort
64 What is the function of steering system?
A To control the braking system
B To increase the engine RPM
C To guide the vehicle
D To control the fuel system
Correct Answer:- C To guide the vehicle
65 What is the role of ABS brakes?
A Provide positive braking
B Increase frictional power
C Prevents skidding of vehicles
D Reduce the brake failures
Correct Answer:- C Prevents skidding of vehicles
66 What is the permitted range of pedal play observed in the heavy vehicle?
A 6 -10 mm B 2 -4 mm C 15 -18 mm D 16 -20 mm
Correct Answer:- A 6 -10 mm
67 Which type of drive line used in high gears and high speed applications?
A Front wheel drive line
B Rear wheel drive line
C All wheel drive line
D Center wheel drive line
Correct Answer:- C All wheel drive line
68 Which type of gear box can be operated even by unskilled driver?
A Synchromesh gear box
B Sliding mesh gear box
C Constant mesh gear box
D Compound wheel mesh gear box
Correct Answer:- A Synchromesh gear box
69 Which type of synchromesh gear box will produce torque more than three times of other types?
A Bulk type
B Bulk ring type
C Multi and Double cone
D Porsche type
Correct Answer:- C Multi and Double cone
70 Which type of synchromesh gear box used for heavy commercial vehicles?
A Bulk type
B Multi and double cone type
C Bulk ring type
D Porsche type
Correct Answer:- B Multi and double cone type
71 Which type of gear will not produce axial thrust but it neutralizes the axial thrust?
A Bevel gear
B Herring bone gears
C Spur gear
D Worm gear
Correct Answer:- B Herring bone gears
72 Which gear will produce clicking noise during teeth contact?
A Spur gear
B Bevel gear
C Helical gear
D Worm gear
Correct Answer:- A Spur gear
73 Which part connects propeller shaft?
A Clutch shaft and fly wheel
B Gear box and final drive
C Cam shaft and clutch shaft
D Crankshaft and final drive
Correct Answer:- B Gear box and final drive
74 Which part provides flexible connection and permits smooth transfer of torque from gear box to the rear axle?
A Universal joint
B Fly wheel
C Half shaft
D Clutch shaft
Correct Answer:- A Universal joint
75 What is the necessity of square cut seals?
A Prevent fluid leakage
B Prevent the seal rolling in groove
C Provide cushioning effect
D Withstand radial movement
Correct Answer:- B Prevent the seal rolling in groove
76 What is the possible reason for gear slip?
A Wrong selection gear shift lever
B Excessive end float of gear
C Wrong clutch engagement
D Worn out clutch plate
Correct Answer:- B Excessive end float of gear
77 What is the reason of gear locked in one gear position?
A Synchronizer wornout
B Gear teeth wornout
C Synchronizing unit stuck
D In adequate lubrication
Correct Answer:- C Synchronizing unit stuck
78 How to rectify the hard gear shifting?
A Lubricate the unit
B Check and realign
C Adjust clutch pedal free play
D Re - install springs correctly
Correct Answer:- C Adjust clutch pedal free play
79 What causes noisy gear box in neutral position?
A Synchronizing unit stuck
B Bearing worn out or dry
C Synchronizer defective
D Synchronizer worn-out
Correct Answer:- B Bearing worn out or dry
80 What will be the result of defective clutch?
A Noise in gear shifting
B Gear slip
C Gear locked in one gear
D Gear clash during shifting
Correct Answer:- A Noise in gear shifting
81 What is the cause of hard gear shifting?
A Bearing worn out
B Synchronizing unit damaged
C Synchronizing unit stuck
D Fly wheel ring worn out
Correct Answer:- B Synchronizing unit damaged
82 Which type of gear box eliminates the defect of gear wheels move on the shaft to mesh with each other?
A Sliding mesh gear box
B Synchromesh gear box
C Constant mesh gear box
D Compound wheel mesh gear box
Correct Answer:- B Synchromesh gear box
83 Why synchromesh action is needed in a gear box?
A Provide noise in gear shifting
B Prevent cushioning effect during gear shifting
C Easy gear shifting when vehicle in motion
D Damage the gear teeth during gear change
Correct Answer:- C Easy gear shifting when vehicle in motion
84 What is the name of angle marked as ‘X’ in the camber?
A Caster angle
B King pin inclination angle
C Camber angle
D Included angle
Correct Answer:- C Camber angle
85 What is the name of part marked as ‘X’ in the electronic power steering?
A Motor
B Assist map
C Compensator
D Observer
Correct Answer:- A Motor
86 What is the name of component used in the integral power steering?
A Flow control valve
B Rotary valve
C Unloading valve
D Pressure relief valve
Correct Answer:- D Pressure relief valve
87 What is the name of component in the integral power steering system?
A Flow control valve
B Unloading valve
C Rotary valve
D Pressure release valve
Correct Answer:- A Flow control valve
88 What is the name of part marked as ‘X’ in the integral power steering in neutral condition?
A Lower cylinder
B Upper cylinder
C Valve sleeve
D Input shaft
Correct Answer:- D Input shaft
89 What is the type of power steering?
A Integral power steering
B Linkage power steering
C Electronic power steering
D Electrical power steering
Correct Answer:- A Integral power steering
90 What is the type of leaf spring?
A Quarter elliptical spring
B Transverse spring
C Semi elliptical spring
D Full elliptical spring
Correct Answer:- B Transverse spring
91 What is the type of leaf spring?
A Transverse spring
B Full elliptical spring
C Quarter elliptical spring
D Semi elliptical spring
Correct Answer:- C Quarter elliptical spring
92 What is the type of leaf spring?
A Semi elliptical spring
B Quarter elliptical spring
C Three elliptical spring
D Transverse spring
Correct Answer:- A Semi elliptical spring
93 What is the type of suspension system?
A Independent suspension system
B Conventional suspension system
C Air suspension system
D Rubber spring suspension system
Correct Answer:- B Conventional suspension system
94 What is the type of suspension system spring?
A Mono leaf spring
B Fiber composite spring
C Multiple leaf spring
D Coil spring
Correct Answer:- B Fiber composite spring
95 What is the name of angle marked as ‘X’ in the steering system?
A Camber angle
B Cast or angle
C Thurst angle
D Included angle
Correct Answer:- C Thurst angle
96 What is the recommended valve of combined angle in the steering system?
A 5 - 8° B 9 - 10° C 12 - 15° D 15 - 18°
Correct Answer:- B 9 - 10°
97 What is the name of angle marked as ‘X’?
A Combined angle
B Camber angle
C Castor angle
D Thrust angle
Correct Answer:- A Combined angle
98 What is the steering linkage ratio if the pitman arm length twice of steering arm length?
A 2 : 1 B 2 : 1 C 1 : 2 D 2 : 3
Correct Answer:- C 1 : 2
99 What is the average power steering gear ratio followed in general?
A 40% less than manual steering
B Equal to manual steering
C 20% less than manual steering
D 10% more than manual steering
Correct Answer:- C 20% less than manual steering
100 What is the range of steering ratio available in general?
A 8 : 2 to 22 : 2
B 11 : 2 to 22 : 2
C 11 : 1 to 24 : 1
D 10 : 1 to 18 :1
Correct Answer:- C 11 : 1 to 24 : 1
101 What is the name of angle marked as ‘X’?
A Camber angle
B Castor angle
C King pin inclination
D Included angle
Correct Answer:- C King pin inclination
102 What is the name of angle influence the wheel alignement?
A Camber angle
B King pin Inclination angle
C Castor angle
D Inclued angle
Correct Answer:- C Castor angle
103 What is the name of part marked as ‘X’ in the suspension system?
A Chassis frame
B Helper spring
C Rubber buffer
D Brackets
Correct Answer:- C Rubber buffer
104 What is the type of independent suspension system?
A Torsion bar suspension
B Strut type suspension
C Air type suspension
D Coil spring suspension
Correct Answer:- D Coil spring suspension
105 What is the name of part marked as ‘X’ in the coil spring suspension?
A Torsion bar
B Stabiliser bar
C Control arm
D Coil spring
Correct Answer:- B Stabiliser bar
106 What is the type of suspension?
A Coil spring suspension
B Torsion bar suspension
C Rubber spring suspension
D Strut type suspension
Correct Answer:- D Strut type suspension
107 What is the type of suspension?
A Strut type suspension
B Coil spring suspension
C Torsion bar suspension
D Rubber spring suspension
Correct Answer:- C Torsion bar suspension
108 What is the name of part marked as ‘X’ in the tub Tyre?
A Tube
B Steel beeds
C Tread
D Tyre
Correct Answer:- B Steel beeds
109 What is the name of shock absorber?
A Gas pressurised shock absorber
B Electronic adjustable shock absorber
C Hydraulic shock absorber
D Load adjustable shock absorber
Correct Answer:- B Electronic adjustable shock absorber
110 What is the type of shock absorber?
A Gas pressurised shock absorbe
B Mechanical type shock absorber
C Telescopic type shock absorber
D Piston type shock absorber
Correct Answer:- A Gas pressurised shock absorbe
111 What is the type of shock absorber?
A Vane type
B Piston type
C Telescopic type
D Mechanical type
Correct Answer:- C Telescopic type
112 What is the name of part marked as ‘X’ in air suspension system?
A Air bag
B Height control valve
C Vehicle frame
D Axle
Correct Answer:- B Height control valve
113 What is the maximum air pressure supplied by the compressor in the air suspension system?
A 100 to 115 PSI
B 180 to 210 PSI
C 120 to 125 PSI
D 200 to 215 PSI
Correct Answer:- C 120 to 125 PSI
114 What is the name of part marked as ‘X’ in the suspension system?
A Tracking bar
B Upper control rod
C Shock absorber
D Axle mounting bracket
Correct Answer:- C Shock absorber
115 What is the type of suspension?
A Air suspension rear axle
B Coil spring rear suspension
C Front air spring suspension
D Rigid axle suspension system
Correct Answer:- B Coil spring rear suspension
116 What is the name of part marked as ‘X’ in the front air spring suspension?
A Air Spring valve
B Lower control arm
C Piston
D Spring attaching clip
Correct Answer:- C Piston
117 What is the type of suspension system?
A Rigid axle suspension system
B Adaptive air suspension system
C Independent suspension system
D Coil spring suspension system
Correct Answer:- B Adaptive air suspension system
118 What is the name of part marked as ‘X’ in the wheel rim?
A Valve stem
B Wheel hub
C Pressure sensor
D Beading edge
Correct Answer:- C Pressure sensor
119 What is the aspect ratio in the tyre structure?
A Percentage rartio of tyre height to Rim width
B Ratio between tyre height to tyre dia
C Percentage ratio of tyre height to tyre width
D Ratio between tyre width to Rim width
Correct Answer:- C Percentage ratio of tyre height to tyre width
120 How the tyre height is calculated?
A Rim dia - tyre outer dia
B Tyre outer dia - Rim dia
C Thread width + Tyre width
D Tyre width + Bead circle
Correct Answer:- B Tyre outer dia - Rim dia
121 Which part of tyre referred as ‘Crown’?
A Thread width
B Rim width
C Tyre width
D Thread radious
Correct Answer:- D Thread radious
122 What is the name of distance between most protruding portions on both sides of Tyre?
A Tyre outer diameter
B Tyre height
C Tyre width
D Thread radious
Correct Answer:- C Tyre width
123 What does the no: 14PR denotes in the tyre specification 9” x 14 - 14PR?
A Shoulder width
B Bead circle dia
C Ply rating
D Tyre thickness
Correct Answer:- C Ply rating
124 How the tyre is specified?
A Shoulder width, Boad circle dia. Ply rating
B Shoulder dia, Bead circle dia, Ply rating
C Shoulder width, Tyre thickness
D Ply rating, tyre inner circle dia, shoulder width
Correct Answer:- A Shoulder width, Boad circle dia. Ply rating
125 What is the name of part marked as ‘X’ in the cast wheel?
A Tyre
B Rim
C Tube
D Hub
Correct Answer:- D Hub
126 What is the name of part marked as ‘X’ in the flat type rim?
A Centre position
B Plain split lock ring
C Rim projection
D Rim outer edge
Correct Answer:- B Plain split lock ring
127 Which type of wheel consist two separate discs are clamped together?
A Split wheel
B Wire wheel
C Disc wheel
D Heavy vehicle
Correct Answer:- A Split wheel
128 What is the type of wheel?
A Disc wheel
B Split wheel
C Heavy vehicle wheel
D Wire wheel
Correct Answer:- D Wire wheel
129 What is the type of wheel?
A Wire wheel
B Disc wheel
C Split wheel
D Heavy vehicle wheel
Correct Answer:- B Disc wheel
130 What is the servicing procedure carried out in the wheel?
A Checking camber angle
B Checking castor angle
C Checking kingpin inclination
D Checking included angle
Correct Answer:- A Checking camber angle
131 Which advantage does not suit to wheel alignment?
A Minimise tyre wear
B Reduce driver effort
C Achieve self centering after turning
D Achieve easy torque transmission
Correct Answer:- D Achieve easy torque transmission
132 Which part of electronic power steering revert back to manual steering in case of failure in power steering?
A : Solenoid valve
B : Phase compensator
C : Fail safe relay
D : Current controller
Correct Answer:- C : Fail safe relay
133 Which device in electronic power steering converts the steering torque input and its direction in to voltage signals?
A Rotation sensor
B Torque sensor
C Hall effect sensor
D Temperature sensor
Correct Answer:- B Torque sensor
134 What is the advantage of electronic power steering?
A Compact in size
B Energy being consumed only while steering
C Less occupation of space
D Number of components are less
Correct Answer:- B Energy being consumed only while steering
135 Which steering system will provide assistance even when the engine is not running?
A Integral power steering
B Linkage power steering
C Electronic power steering
D Manual steering
Correct Answer:- C Electronic power steering
136 Which part of integral power steering reduce fluid pressure?
A Torsion bar
B Rotary valve
C: Unloading valve
D Flow control valve
Correct Answer:- C: Unloading valve
137 What is the role of recirculating balls in the integral power steering?
A Affect steering stability
B Prevent control in event of hydraulic failure
C Combine high mechanical efficiency with smooth operation
D Provide hard steering
Correct Answer:- C Combine high mechanical efficiency with smooth operation
138 Which is the heart of integral power steering system?
A Flow control valve
B Rotary control valve
C Pressure relief valve
D Unloading valves
Correct Answer:- B Rotary control valve
139 Which is not the benefit of power steering?
A Effort less steering
B Quick response
C Absolute control during driving
D Positive breaking system
Correct Answer:- D Positive breaking system
140 Which type of suspension spring can not transfer wheel guidance forces?
A Helical springs
B Coil springs
C Leaf springs
D Compression springs
Correct Answer:- A Helical springs
141 What is the advantage of coil spring?
A Good load carrying capacity
B High steering and stability
C Low space requirement
D Provide greater pay load
Correct Answer:- C Low space requirement
142 Which type of suspension spring made of fibre glass, laminated and bonded together by tough polyester resins?
A Coil springs
B Multiple leaf springs
C Mono leaf springs
D Fiber composite springs
Correct Answer:- D Fiber composite springs
143 Which type of spring will have good load carrying capacity and do not have noise in the suspension system?
A Mono leaf springs
B Coil spring
C Multiple - leaf spring
D Fiber composite springs
Correct Answer:- C Multiple - leaf spring
144 Which system provided between axles and chassis frame?
A Braking system
B Suspension system
C Steering system
D Cooling system
Correct Answer:- B Suspension system
145 Which is not the function of suspension system?
A It maintains body level
B It gives cushioning effects
C It transfer braking torque to the chassis
D It increase steering stability
Correct Answer:- D It increase steering stability
146 Why light weight cars use low steering ratio?
A To obtain low steering effect
B To obtain large steering effect
C To obtain constant steering effect
D To obtain no steering effect
Correct Answer:- B To obtain large steering effect
147 Which angle helps in self centering of wheels after negotiating a turn?
A Castor angle
B King pin inclination
C Camber angle
D Included angle
Correct Answer:- B King pin inclination
148 What is the purpose of castor in wheel alignment?
A Maintain directional stability and control
B Reduce tyre wear
C Reduce abnormal vibration
D Convert steering torque input into voltage signal
Correct Answer:- A Maintain directional stability and control
149 What is the advantage of using non reactive suspension arrangement on multi-axle vehicles?
A Good braking efficiency in both rear wheels
B Better riding comfort
C Increased spring life
D Prevention of ratting
Correct Answer:- A Good braking efficiency in both rear wheels
150 Which type of independent suspension system simple in construction and allow more deflection of the front wheel without effect on the steering?
A Torsion bar suspension
B Strut type suspension
C Coil spring suspension
D Conventional suspension
Correct Answer:- B Strut type suspension
151 Which part of coil spring allows angular movement of linkages?
A Ball joint
B Stabilizer bar
C Torsion bar
D Lower control arm
Correct Answer:- A Ball joint
152 Which type of spring suspension responds quickly to road shocks?
A Compression spring
B Coil spring
C Helical spring
D Transverse spring
Correct Answer:- B Coil spring
153 Which type of shock absorbed maintain vehicle ride at a pre - set level according to the load placed over the rear axle?
A Gas pressurized shock absorber
B Hydraulic shock absorber
C Automatic load adjustable shock absorber
D Mechanical shock absorber
Correct Answer:- C Automatic load adjustable shock absorber
154 What is the effect of weak suspension?
A Directional unstability of vehicle
B Carrying excessive payload of vehicle
C Unequal weight distribution of weight
D Vibration damping is more effective
Correct Answer:- A Directional unstability of vehicle
155 Which type of shock absorber is easy for replacement and handling?
A Vane type
B Piston type
C Mechanical type
D Telescopic type
Correct Answer:- D Telescopic type
156 Which type of shock absorber absorbs shocks with the help of friction disc and spring?
A Hydraulic type
B Electrical type
C Mechanical type
D Pneumatic type
Correct Answer:- C Mechanical type
157 Which device in the air suspension system observe vibration of low amplitude and high frequency?
A Shock absorber
B Suspension spring
C Air bags in the system
D Leaf spring
Correct Answer:- A Shock absorber
158 Where the airbags are located in the air suspension system?
A Betweeen frame and vehicle axle
B Between high control valve and frame
C Between air pressure regulator and front axle
D Between brake tank and vehicle axle
Correct Answer:- A Betweeen frame and vehicle axle
159 What is the purpose of air suspension?
A Used for leveling purpose
B Reduce the suspension weight
C Increase the directional stability
D Reduce the space occupation
Correct Answer:- A Used for leveling purpose
160 What is the disadvantage of independent suspension system?
A More maintenance cost
B Vibration damping is less effective
C Shocks transmitted from one wheel to other
D Spring weight is more
Correct Answer:- A More maintenance cost
161 What is the advantage of using independent suspension system?
A This is simple arrangement
B Shocks are transmitted from one wheel to other
C Spring weight is less
D Maintance cost is less
Correct Answer:-
162 What is the disadvantage of rigid axle suspension system?
A Spring weight is less
B Vibration damping is less effective
C This is a complicated arrangement
D Maintanance cost is more
Correct Answer:-
163 What is the advantage of using nitrogen in the tyres?
A Provide positive road grip
B Increase the tyre life
C Provide cusioning effect on the vehicle
D Oberve shocks and vibration
Correct Answer:- B Increase the tyre life
164 What is the use of compact spare tyres?
A Used for breakdown
B Used for high altitude
C Withstand heavy load
D Withstand high temperature
Correct Answer:- A Used for breakdown
165 Which rating indicate the braking capablities of the tire to the consumer?
A Ply rating
B Tyre rating
C Traction rating
D Temperature rating
Correct Answer:- C Traction rating
166 What is the advantage of using run flat tyres?
A Less cost and maintance
B Eliminate head for spare tyre and jack
C Resist vibration
D Provide equal distribution of load
Correct Answer:- B Eliminate head for spare tyre and jack
167 What will effect in case of over inflated tyres?
A Tyre will wearout at centre
B Tyre will wear out at edges
C Tyre will crack at edges
D Tyre will crack at centre
Correct Answer:- A Tyre will wearout at centre
168 What is the purpose of beads and plys provided in the tyre?
A Provide strength to tyre
B Provide grippness on the surface
C Prevent tyre slip
D Resist vibration
Correct Answer:- A Provide strength to tyre
169 What is the function of Rim in the wheel construction?
A Support the axle
B Provides balancing of vehicle
C Holds the tyre in correct position
D Distribute the load equally
Correct Answer:- C Holds the tyre in correct position
170 What is the purpose of spokes provided in the wheel?
A Provide accurate rounds of rim
B Distribute pre load evenly
C Provide directional stability of vehicle
D Suport the chassis frame of vehicle
Correct Answer:- A Provide accurate rounds of rim
171 Where the tyre pressure sensor secured in the wheel assembly?
A Secured in the wheel hub
B Secured in the tyre outer edges
C Bolted to metal valve
D Bolted to the rim centre
Correct Answer:- C Bolted to metal valve
172 When the driver is warned of difference in tyre pressure?
A Difference in pressure exceeds 30%
B Difference in pressure more than 10%
C Difference in pressure more than 20%
D Difference in pressure exceeds 40%
Correct Answer:- A Difference in pressure exceeds 30%
173 What will be the effect of negative camber excessive in the wheel alignment?
A Outer edge of tyre wear out faster
B Centre of tyre wear out faster
C Inner edge of tyre wear out faster
D Cracks developed in the tyre tread
Correct Answer:- C Inner edge of tyre wear out faster
174 What is the disadvantage of excessive positive camber in the wheel alignment?
A Tyre outer edge will wear out fast
B Tyre centre will wear out
C Tyre bleeding wire wear out
D Tyre thread wear out
Correct Answer:- A Tyre outer edge will wear out fast
175 How to rectify the defect of noise in hydraulic steering?
A Replace the with new fluid
B Fill fluid to correct level and bleed the system
C Adjust the torsion bar linkage
D Replace the flow control valve
Correct Answer:- B Fill fluid to correct level and bleed the system
176 What is the cause of noise in steering?
A High fluid level
B Presence of air in the fluid
C Defective flow control valve
D Defective torsion bar
Correct Answer:- B Presence of air in the fluid
177 Why vibration damper are not used inside the helical spring?
A Possibility of stuck in one position
B Not economical
C Fitting and removing time consuming
D No effect on load carrying capacity
Correct Answer:- C Fitting and removing time consuming
178 What is the impact of larger scrub radius?
A Wear on the outer edge of tyre
B Unequal braking on the front wheel
C Wear on the centre part of tyre
D Bending of steering linkage point
Correct Answer:- B Unequal braking on the front wheel
179 What will be the effect of negative scrub radious?
A Wheel is caused to toe - out
B Wheel is kept in straight position
C The tyre centre portion wear out
D Wheel is caused to toe - in
Correct Answer:- D Wheel is caused to toe - in
180 What causes abnormal tyre wear, tyre slip and poor steering stability?
A Incorrect toe - in and toe - out
B Malfunctioning of torsion bar
C Presence of air in the break fluid
D Front axle bend/twist
Correct Answer:- A Incorrect toe - in and toe - out
181 What will be effect of unequal castor in the vehicle?
A Vehicle pull to one side wheel
B Vehicle will not move
C Driver have to use less effort on steering
D Increase steering stability
Correct Answer:- A Vehicle pull to one side wheel
182 Why rubber buffer is provided in the main spring of suspension system?
A Transfer pay load smoothly
B Protect chassis frame from heavy jerk
C Transfer the load equaly
D Provide steering control stability
Correct Answer:- B Protect chassis frame from heavy jerk
183 Which factor affecting suspension?
A Damaged chassis frame
B Wornout spring
C More shocks, uncomfortable riding
D Abnormal tyre wear
Correct Answer:- B Wornout spring
184 What is the type of defect?
A Cracked treads
B Wear on the centre
C Feather edge
D Bold spots wear
Correct Answer:- D Bold spots wear
185 What is the type of defect in the tyre?
A Bold spots wear
B Rapid wear at centre
C Feather edge
D Wear on one side
Correct Answer:- C Feather edge
186 What is the main cause for wear on one side of tyre?
A Improper camber
B Improper caster
C Over inflation
D Under inflation
Correct Answer:- A Improper camber
187 What is the reason of faster wear out of tyre edges?
A Under inflated tyre
B Over inflated tyre
C Un equal load distribution
D Defective suspension system
Correct Answer:- A Under inflated tyre
188 Why the alternator spokes are screwed to slope forward and backward towards the rim in the wire wheel?
A To take the uneven load
B To provide cusioning effect
C To observe braking and driving torque
D To distribute the load evanly
Correct Answer:- C To observe braking and driving torque
189 What is the cause of “Poor self centering” in a vehicle?
A Filter chocked
B Improper wheel alignment
C Loose wheel level
D Low oil level
Correct Answer:- B Improper wheel alignment
190 What will be the result of improper brake adjustment?
A Hard steering
B Wheel wobbling
C Steering wheel play
D Vehicle pulling to one side
Correct Answer:- D Vehicle pulling to one side
191 What is the reason of steering wheel play excess?
A Improper pre load defective steering
B Low oil level
C Drop in pressure
D Worn out sealing rings
Correct Answer:- A Improper pre load defective steering
192 What is the cause of “Wheel wobbling”?
A Improper tyre pressure
B King pin wornout
C Drop in pressure
D Wrong hose size
Correct Answer:- B King pin wornout
193 Why tyre wear found abnormal in the vehicle?
A Loose wheel nut
B Improper linkage adjustment
C Improper tol-in and tol - out
D Improper tyre pressure
Correct Answer:- C Improper tol-in and tol - out
194 What causes the deffect of ‘Hard steering’ in the hydraulic power steering system?
A Improper position of drop arm
B Tie rod loose fitting
C Band axle beam
D Improper size of tyre
Correct Answer:- C Band axle beam
195 What causes “Air suction” in pump of hydraulic power steering system?
A Noise
B High fluid level
C Low pressure
D Steering wheel play
Correct Answer:- A Noise
196 What is the cause of “ low pressure” in the hydraulic power steering system?
A Low oil level
B Wrong flow control valve setting
C Air in the system
D Wornout sealing ring
Correct Answer:- B Wrong flow control valve setting
197 What is the name of power assisted servo brake?
A Vacuum suspended power brakes
B Air suspended power brakes
C : Vacuum assisted power brakes
D Electro hydraulic brake system
Correct Answer:- C : Vacuum assisted power brakes
198 What is the name of device used in the braking system?
A Brake propostioning valve
B Master cylinder
C Reservoir
D Piston
Correct Answer:- A Brake propostioning valve
199 What is the type of master cylinder?
A Single barrel master cylinder
B Tandem master cylinder
C Tank type master cylinder
D Centre feed master cylinder
Correct Answer:- B Tandem master cylinder
200 What is the name of part marked as ‘X’ in the brake pedal assembly?
A Clevis B Lock nut C Pedal D Push rod
Correct Answer:- A Clevis
201 What is the type of master cylinder?
A Tandem master cylinder
B Centre feed master cylinder
C Tank type master cylinder
D : Single barrel master cylinder
Correct Answer:- D : Single barrel master cylinder
202 : Which principle is applicable for hydraulic brakes?
A : Pascals law
B : Boyls law
C : Newtons law of motion
D : Hooks law
Correct Answer:- A : Pascals law
203 : What is the name of part marked as ‘X’ in the mechanical brake?
A : Brake drum
B : Brake shoe retracting spring
C : Pedal return spring
D : Brake pedal
Correct Answer:- B : Brake shoe retracting spring
204 : What is the type of brake system?
A : Drum brake
B : Vacuum assisted brake
C : Disc brake
D : Hydraulic brake
Correct Answer:- C : Disc brake
205 : What is the type of braking system?
A : Disc brake
B : Drum brake
C : Air brake
D : Hydraulic brake
Correct Answer:- B : Drum brake
206 : Which device permits air to the air brake system?
A : Hand control valve
B : Spring brake actuator
C : System protection valve
D : Brake valve
Correct Answer:- D : Brake valve
207 : How the slip ratio is calculated in the ABS?
A Velocity speed Wheel speed / Vehicle x 100
B Wheel speed Vehicle speed / Velocity x 100
C Velocity speed Wheel speed / Vehicle speed x 100
C Vehicle speed Velocity speed / Wheel speed x 100
Correct Answer:- A Velocity speed Wheel speed / Vehicle x 100
208 : What is the name of component used in the air brake system?
A : Brake valve
B : Unloader valve
C : Slack adjuster
D : Pressure realse valve
Correct Answer:- B : Unloader valve
209 : What is the name of device used in air brake system?
A : Air tank
B : Brake valve
C : Brake chamber
D : Un loader valve
Correct Answer:- B : Brake valve
210 : What is the name of part marked as ‘X’ in the slack adjuster for ‘s’ cam brake?
A : Brake camB : Adujsting nut
C : Brake drum
D : Cam roller
Correct Answer:- D : Cam roller
211 : What is the name of brake adjuster?
A : Slack adjuster for ‘S’ cam brake
B : Wedge type brake adjuster
C : Serrated wheel brake adjuster
D : Snail and cam type adjuster
Correct Answer:- C : Serrated wheel brake adjuster
212 : Which material is used for brake rotors and brake pads for aircraft and racing cars?
A : Sintered alloy
B : Carbon fiber reinforced carbon composite
C : Asbestos
D : Copper, brass, steel
Correct Answer:- B : Carbon fiber reinforced carbon composite
213 : What is the material constituent of semi metalic brake lining?
A : Carbon fiber
B : Aluminium oxide
C : Fine polished steel wool
D : Carbon composite
Correct Answer:- C : Fine polished steel wool
214 : What is the binding material used in organic brake lining?
A : Resin
B : Mica
C : Asbestos
D : Fiber glass
Correct Answer:- A : Resin
215 : What is the permitted brake pedal travel in the hydraulic brake system?
A : 2 to 12 mm
B : 6 to 12 mm
C : 7 to 12 mm
D : 9 to 12 mm
Correct Answer:- C : 7 to 12 mm
216 : What is the type of wheel cylinder?
A : Double piston with straight bore
B : Single piston wheel cylinder
C : Double piston with step bore
D : Baffle type piston wheel cylinder
Correct Answer:- B : Single piston wheel cylinder
217 : What is the material used to make brake drum?
A : Stainless steel
B : High carbon steel
C : Special type castiron
D : High speed steel
Correct Answer:- C : Special type castiron
218 : what is the name of part marked as ‘X” in the drum brake system?
A : Brake shoe
B : Wheel cylinder
C : Back plate
D : Shoe hold dowel pin
Correct Answer:- C : Back plate
219 : What is the type of brake?
A : Integral type brake
B : Air assisted power brake
C : Multiplier type brake
D : Pedal assisted type brake
Correct Answer:- B : Air assisted power brake
220 : What is the type of brake?
A : Integral type
B : Multiplier type
C : Pedal assisted type
D : Air assisted power brakes
Correct Answer:- C : Pedal assisted type
221 : What is the name of part marked as ‘x’ in the vacuum assisted power brakes?
A : Master cylinder
B : Booster cylinder
C : Vacuum control valve
D : Brake pedal linkage
Correct Answer:- C : Vacuum control valve
222 : What is the purpose of brake proportioning valves in the braking system?
A : Reduces brake pedal effort
B : Increase braking efficiency
C : Provide balanced braking
D : Prevent front wheel lockup
Correct Answer:- C : Provide balanced braking
223 : Where the non-return valve is located in the centre feed master cylinder?
A : On the reservoir
B : On the cylinder head
C : On the bypass port
D : On the pistons head
Correct Answer:- D : On the pistons head
224 : What is the brake pedal free play range permitted while adjusting?
A : 4 mm to 8 mm
B : 8 mm to 10 mm
C : 6 mm to 12 mm
D : 13 mm to 18 mm
Correct Answer:- C : 6 mm to 12 mm
225 : What is the pre caustionery measures to be adapted while removing secondary piston to prevent damage?
A : Remove the circlip before
B : Remove the retaining spring before
C : Remove the stopper bolt before
D : Remove the return spring before
Correct Answer:- C : Remove the stopper bolt before
226 : What is the purpose of ‘G’ sensor?
A : Locking pressure inside wheel cylinder
B : Measuring deceleration rate of vehicle
C : Reduce pressure at wheel cylinder
D : Detect wheel lock up condition
Correct Answer:- B : Measuring deceleration rate of vehicle
227 : Which device detect the driven wheel spin through sensor?
A : EBD B : ECU C : TCS D : ELSD
Correct Answer:- B : ECU
228 : How the EBD (Electronic Brake Force Distribution) failure indicated to the driver?
A : Peep sound in the cabin
B : Indication lamp the dash board
C : Glowing the parking lamp
D : Flickering the tail lamp
Correct Answer:- C : Glowing the parking lamp
229 : What is the advantage of TCS/ELSD brake circuit of wheel?
A : Reduce the pressure at wheel cylinder
B : Reduce fluid pressure
C : Automatic adjustment of engine torque to the grip rates
D : Avoid wheel lockup by releasing pressure
Correct Answer:- C : Automatic adjustment of engine torque to the grip rates
230 : What is the function of traction control system?
A : Prevent wheel spinning
B : Release the pressure to expansion tank
C : Reduce the engine torque
D : Reduce steering effort
Correct Answer:- A : Prevent wheel spinning
231 : What is the function of EBD (Electronic Brake - Force Distribution) in anti lock brake system?
A : It control the slip of the front wheel
B : It controls the slip of the rear wheel
C : It increase brake pressure to the rear wheel
D : It improve directional stability of vehicle
Correct Answer:- B : It controls the slip of the rear wheel
232 : When motor vehicle act came into force?
A : 1 July 1989
B : 01 Aug 1987
C : 1 Aug 1985
D : 1 July 1988
Correct Answer:- A : 1 July 1989
233 : How to define a vehicle constructed to carry more than 6 passengers but not more than 12 passengers?
A : Light motor vehicle
B : Maxi cab
C : Goods carriage
D : Contract carriage
Correct Answer:- B : Maxi cab
234 : What is the age limit prescribed to drive transport vehicles?
A : 16 Years
B : 18 Years
C : 20 Years
D : 22 years
Correct Answer:- C : 20 Years
235 : What is the validity of learner driving license?
A : 6 Months
B : 8 Months
C : 10 Months
D : 1 year
Correct Answer:- A : 6 Months
236 : What is the validity period for transport vehicle license?
A : 5 Years
B : 10 Years
C : 8 Years
D : 3 Years
Correct Answer:- D : 3 Years
237 : What is the validity period of the license to drive non transport vehicle?
A : 10 Year
B : 15 Years
C : 20 Years
D : 22 Years
Correct Answer:- C : 20 Years
238 : What is the validity for international driving license?
A : 2 Years
B : 3 Years
C : 1 Years
D : 5 Years
Correct Answer:- C : 1 Years
239 : What is the name of sign?
A : Gap in median
B : Narrow bridge
C : Narrow road
D : Road widens
Correct Answer:- B : Narrow bridge
240 : What is the overall length of a transport vehicle with rigid frame with two or more axles permitted by motor vehicle rules?
A : 8 Mtrs
B : 12 Mtrs
C : 6 Mtrs
D : 15 Mtrs
Correct Answer:- B : 12 Mtrs
261 What will be effect on engine performance in case of air in the fuel system?
A High fuel consumption
B Engine runs erratically
C High oil consumption
D Low fuel consumption
Correct Answer:- B Engine runs erratically
262 What is the cause of erratic running of engine?
A Defective radiator pressure cap
B Water present in the fuel
C Low compression pressure
D Clogged air cleaner
Correct Answer:- B Water present in the fuel
263 What causes high oil pressure?
A Defective oil pump
B Water present in the fuel
C Defective relief valve
D Defective fuel feed pump
Correct Answer:- C Defective relief valve
264 What is the result of more carbon deposit on the piston head?
A Engine over heating
B High fuel consumption
C Low power generation
D Engine noise
Correct Answer:- D Engine noise
265 What is the effect on engine performance if the low viscosity grade oil used?
A High fuel consumption
B Less oil consumption
C Excessive oil consumption
D Engine will be over heated
Correct Answer:- C Excessive oil consumption
266 What is the result of weak compression pressure?
A High oil consumption
B Low fuel consumption
C Lower power generation
D Engine will not start
Correct Answer:- C Lower power generation
267 What is the cause of low power generation?
A Improper tappet clearance
B High oil level
C Engine overheating
D Low oil viscosity
Correct Answer:- A Improper tappet clearance
268 What causes high fuel consumption?
A Less water level in the radiator
B Clogged air cleaner
C Defective thermostat valve
D Exhaust manifold clogged
Correct Answer:- B Clogged air cleaner
269 What will be the effect of clogged fuel tank vent hole?
A Engine does not start
B High fuel consumption
C High oil consumption
D Engine over heating
Correct Answer:- A Engine does not start
270 What is the name of part marked as ‘X’ in the multi point fuel injection? |
A Intake port
B Intake valve
C Intake manifold
D Injectors
Correct Answer:- C Intake manifold
271 What is the name of part marked as ‘X’ in the MPFI system?
A Fuel filter
B Electric fuel pump
C Pressure regulator
D Electronic control unit
Correct Answer:- B Electric fuel pump
272 What is the firing order for four cylinder engine?
A 1,3,4,2
B 1,2,3,4
C 2,3,1,4
D 3,1,4,2
Correct Answer:- A 1,3,4,2
273 What is the temperature limit set to ON/OFF for the radiator control system?
A ON and OFF at below 98°c and 93°c
B ON and OFF at above 98°c and 93°c
C ON and OFF at below 93°c and 84°c
D ON and OFF at above 90°c and 81°c
Correct Answer:- A ON and OFF at below 98°c and 93°c
274 What is the name of device used in the ignition system?
A Distributor
B Ignition coil
C Condenser
D Contact breaker
Correct Answer:- C Condenser
275 What is the name of part marked as ‘X’ in the ignition coil?
A Primary winding
B Secondary winding
C Backlite cap
D Secondary cap
Correct Answer:- A Primary winding
276 Which law states that the induction of electromotive force in any closed circuit is equal to the rate of change of magnetic flux?
A Law of resistance
B Ohms law
C Charles law
D Faraday's law
Correct Answer:- D Faradays law
277 What is the name of sensor?
A Crank position senor
B Pressure sensor
C Temperature sensor
D Hall effect sensor
Correct Answer:- A Crank position senor
278 What is the name of sensor?
A Temperature sensor
B Pressure sensor
C Blind spot sensor
D Air vertex sensor
Correct Answer:- B Pressure sensor
279 What is the name of gauge used to check spark plug gap?
A Radious gauge
B Feeler gauge
C Angle gauge
D Plug gauge
Correct Answer:- B Feeler gauge
280 What is the type of sensor?
A Cam shaft position sensor
B Throttle position sensor
C Crank shaft position sensor
D Magnetic induction sensor
Correct Answer:- C Crank shaft position sensor
306 : Which sensor used to measure the magnitude of a magnetic field? | िुिंबकीय क्षेत्र के पररमाण क मापने के चलए चक ें र का उपय ग चकया जाता है? A : Air vertex sensor | एयर वरटेक् ें र B : Voltage sensor | व ल् टेज ें र C : Hall effect sensor | हाल इिेक् ट ें र D : Engine knocking sensor | ईिंजन न चकिंग ें र
307 : Which senor is used to sense vibration?
| वाईब्रेर्न ें करने के चलए कौन े ें र का प्रय ग ह ता है ?
A : Engine knocking sensor | ईिंजन न चकिंग ें र
B : Hall effect sensor | हाल इिेक् ट ें र
C : Air vertex sensor | एयर वरटेक् ें र
D : Vehicle speed sensor
308 : Which type of sensor used to monitor the injection timing and ignition timing of engine? | ईिंजन की इिंजेक् र्न टाइचमिंग और इचिर्न टाइिंचमिंग की जॉिंि करने के चलए चक प्रकार के ें र का प्रय ग चकया जाता है? A : Pressure sensor | प्रेर्र ें र B : Throttle position sensor | थ्र टल प चजर्न ें र C : Crank and cam, shaft position sensor | रेंक और कैम, र्ाफ्ट प चजर्न ें र D : Engine knocking sensor
309 : Which sensor is used to alert the driver of unseen obstacles? | राईवर क ावधान करने के चलए कौन ा ें र प्रय ग चकया जाता है ? A : Speed sensor | स् पी ें र B : Parking sensor | पाचकिंग ें र C : Torque sensor | टाकय ें र D : Pressure sensor | प्रेर्र ें र
310 : Which part of cold start system allow additional air to bypass the throttle plate? | क ल् स् टाटय च स् टम का कौन ा पाटय अचतररक् त हवा क थ्र टल प् लेट क बायपा करने की अनुमचत देता है ? A : Auxiliary air valve | आग् जीलरी एयर वाल् व
B : Air supply relay | एयर प् लाई ररले
C : Thermo time switch | थमो टाईम स्प्स्वि
D : Oxygen sensor
311 : What is the purpose of tachometer? | टेक मीटर का क् या उदेश् य है ?
A : Indicate coolant temperature | कुलेंट का टेम् परेिर बताना
B : Indicate engine RPM | ईिंजन RPM बताना
C : Indictae fuel level | फ्युल लेवल बताना
D : Indicate oil pressure | आयल प्रेर्र बताना
312 : What is the advantage of EFI engine management system? | EFI ईिंजन मेनैजमेंट च स् टम का क् या िायदा है ? A : Increased thermal efficiency | थमयल एचिच यिं ी बताना B : Increased mechanical efficiency | मेकैचनकल एचिच यिं ी च स् टम C : Better starting and acceleration | बेहतर स् रि्टाचटिंग और एक् लरेर्न D : Effective fuel distribution achived
313 : What is the special feature of cold start system? | क ल् स् टाटय च स् टम के चवर्ेर् लक्षण क् या है ? A : Provide additional fuel during starting | स् टराचटिंग के मय अचधक फ्युल प्रदान करना
B : Provide positive starting | पाचजचटव स् टराचटिंग प्रदान करना
C : Intake manifold | इनटेक मेचनि ल्
D : Determine timing and sequence of fuel injection
314 : What is the effect on engine performance if air leak in the induction system observed? | यचद ईिं क् र्न च स् टम में एयर लीक ह ती है त ईिंजन क गुणवक् ता पर क् या अ र ह ता है ? A : Engine hard to start - Hot | ईिंजन मुस्प्िल े स् टायट ह ती है - गमय B : Engine cranks but will not start | ईिंजन रेंक ह ता है लेचकन स् टायट नहीिं ह ती C : Pressure regulato | प्रेर्र रेगुलेटर D : Engine produce abnormal noise | ईिंजन े अ ाधारण आवाज पैदा ह ती हैा ?
315 : What is the contributory cause for the engine hard to start - cold? | इिंजन के र्ुरू ह ने में मुस्प्िल के चलए अिंर्दायी कारण क्या है - ठिं ा?
A : Thermo time switch faulty
B : Defective oil pressure | द र्पूणय तेल का दबाव
C : Faulty fuel filter | द र्पूणय ईिंधन च़िल्टर
D : Damaged radiator | क्षचतग्रस् रेच एटर
316 : What is the cause of electrodes burning in the spark plug? | पाकय प्लग में इलेरर जलने का क्या कारण है? A : Plug runs too cold | स् पाकय प् लग बहुत ठिं ा ह ना B : Incorrect tappet clearance | गलत टैपटेट िीयरें C : Plug runs too hot | स् पाकय प् लग बहुत गमय रहेगा D : Incorrect fuel mixture
317 : What is the name of alternator part?
A : Drive end frame | राईव एन् फ्रे म
B : Spring end frame | स्प्पिंग एन् फ्रे म
C : Rotor assembly | र टर अ ेम् बली
D : Stator assembly | स् टेटर अ ेम् बली
318 : What is the name of alternator part?
A : Drive end frame | राईव एन् फ्रे म
B : Voltage regulator | व ल् टेज रेगुलेटर
C : Slip ring end frame | स्प्िप ररिं ग एि फ्रे म
D : Current regulator | करिं ट रेगुलेटर
319 : What is the name of part marked as ‘X’ in
the alternator charging circuit?
A : Ignition switch | इचिर्न स्प्स्वि
B : Ammeter | एम् मीटर
C : Ignition core | इचिर्न क र
D : Fuse | फ्युज
320 : What is the purpose of ‘V’ pulley in the
charging system? | िाचजिंग च स् टम में V पुल् ली का क् या
उदेश् य है ?
A : Drive the cam shaft | के म र्फ्ट क िलाना
B : Rotate the alternator rotor |
C : Drive the crank shaft | रें क र्फ्ट क िलाना
D : Support rectifiter mounting plates |
रेस्प्रिायर प् लेट की माऊिं चटिंग क हायता देना
321 : What is the name of part marked as ‘X’ in
the starting system? |
A : Key switch | की स्प्स्वि
B : Armature | आरमेिर
C : Solenoid switch | लेनाय स्प्स्वि
D : Starting motor | स् टायचटिंग म टर
322 : What is the name of part marked as ‘X’ in
the starting circuit?
A : Solenoid switch | लेनाय स्प्स्वि
B : Solenoid windings | लेनाय वाईच िंग
C : Starter switch | स् टायटर स्प्स्वि
D : Startor motor | स् टायटर म टर
323 : What is the type of starting system?
A : Bendix drive| वें ेक् राईव
B : Axial or sliding armature drive | एक् ल या स् लाईच िंग आरमेंिर राईव
C : Overrunning clutch drive | ओवर रचनिंग क् लि राईव
D : Sliding clutch drive | स् लाईच िंग क् लि राईव
324 : Which type of DC starter motor generally used in automoniles? | आट म बाईल में आमतौर पर कौन ी DC स् टायटर म टर की प्रकार प्रय ग में आती है ?
A : Series type | च ररज टाईप
B : Shunt type | िंट टाईप
C : Compound type | कम् पाउन् टाईप
D : Parallel type | पेरलल टाईप
325 : What is the type of winding used in DC starter motors?
A : Series type | ीररज टाईप
B : Parallel type | पेरलल टाईप
C : Compound type | कम् पाउन् टाईप
D : Shunt type | िंट टाईप
326 : What is the name of part marked as ‘X’ in the solenoid switch?
A : Hold in winding | ह ल् इन वाईिंच ग
B : Starter switch | स् टायटर स्प्स्वि
C : Pull in winding | पुल इन वाईिंच िंग
D : Iron plunger
327 : What is the type of starting system?
A : Over running clutch drive | ओवर रचनिंग क् लि राईव
B : Bendix drive | वेन् ेक् राईव
C : Sliding armature type | स् लाईच िंग आमेिर टाईप
D : Radial sliding armature type | रेच यल स् लाईच िंग आमेिर टाईप
328 : What is the name of part marked as ‘X’ in the bendix type starting system?
A : Anti drift spring | एन् टी च रफ्ट स् पररिंग
B : Bendix drive spring | वें ेक् राईव स् पररिंग
C : Armature shaft | आमेिर र्ाफ्ट
D : Fly wheel | फ्लाई व् हील
329 : What is the name of part marked as ‘X’ in the solenoid switch?
A : Armature shaft | आमेिर र्ाफ्ट
B : Shift lever | चर्फ्ट चलवर
C : Pinion | चपचनयन
D : Fly wheel ring gear | फ्लाई व् हील ररिंग चगयर
330 : What is the name of device used in the starting system?
A : Armature shaft | आमेिर र्ाफ्ट B : Fly wheel | फ्लाई व् हील C : Pinion gear | चपचनयन चगयर D : Over running clutch
No comments:
Post a Comment