FITTER Q&A MCQ SEM-3
126 What type of screws are used in the places were frequent removal and assembling?
A Square head screws
B Hexagon socket head cap screws
C Round head screws
D Cheese head screws
Correct Answer:- A Square head screws
127 What type of nuts are used in coach building work?
A Square nut
B T-nuts
C Wing nuts
D Cap nuts
Correct Answer:- A Square nut
128 What is the name of nut having top part in cylindrical shape and bottom part in hexagonal shape?
A Slotted nut
B T - Nuts
C Cap nuts
D Castle nuts
Correct Answer:- D Castle nuts
129 Which type of machine screw used in heavy duty assembly work?
A Pan head screw
B Cheese head screw
C Round head screw
D Hexagon head screws
Correct Answer:- D Hexagon head screws
130 Which type of machine screw is used in light assembly work?
A Hexagon head screw
B Cheese head screw
C Hexagon socket head cap screws
D Square head counter sink head screws
Correct Answer:- B Cheese head screw
131 Which file with sharp and parallel teeth used on soft and non metallic materials?
A Pillar file
B Tinker file
C Dread naught file
D Warding file
Correct Answer:- C Dread naught file
132 Which file used as finishing tool and ensure precision smoothness?
A Swiss pattern file
B Pillar file
C Dread naught file
D Warding file
Correct Answer:- A Swiss pattern file
133 What is the thickness range of BIS set of feeler gauge?
A 0.01 mm to 1 mm in steps of 0.01 mm
B 0.02 mm to 1 mm in steps of 0.02 mm
C 0.03 mm to 1 mm in steps of 0.01 mm
D 0.04 mm to 1 mm in steps of 0.01 mm
Correct Answer:- B 0.02 mm to 1 mm in steps of 0.02 mm
134 What is the height of slip gauge (q = 25° = 0.4226)?
A 41.26 B 42.26 C 43.26 D 44.26
Correct Answer:- B 42.26
135 What is the instrument used for measuring internal diameter of work piece?
A Parallel leg caliper
B Outside caliper
C Pair of special jaws by using slip gauge
D Vernier caliper
Correct Answer:- C Pair of special jaws by using slip gauge
136 What is the calibration grade of slip gauges?
A Grade 0 B Grade 00 C Grade I D Grade II
Correct Answer:- B Grade 00
138 What is the method of build of size using slip gauge?
A Wringing B Sliding C Glazing D Loading
Correct Answer:- A Wringing
139 What is the gauge used?
A Thread ring gauge
B Thread plug gauge
C Screw pitch gauge
D Thread caliper gauge
Correct Answer:- B Thread plug gauge
140 What is the purpose of ring gauge?
A Check the outside diameter
B Check the holes diameter
C Check the tapered shaft diameter
D Check the outside threads
Correct Answer:- A Check the outside diameter
141 What is the range of size in individual radius gauges?
A Step of 1mm B Step of 0.5mm C Step of 1.5mm D Step of 2mm
Correct Answer:- A Step of 1mm
142 What is the gauge to check acceptable size on external diameter of a shaft?
A Ring gauge - Go
B Plug gauge - Go
C Ring gauge - No Go
D Plug gauge - No Go
Correct Answer:- A Ring gauge - Go
143 What is the finishing process carried out with abrasive sticks to correct the profile of internal cylindrical surfaces?
A Lapping
B Honing
C Grinding
D Filing
Correct Answer:- B Honing
144 Which lapping material used for easy charging and rapid cutting?
A Cast iron
B Copper and brass
C Close grained iron
D White cast iron
Correct Answer:- B Copper and brass
145 Which lap material is inexpensive and can be expanded if worn out?
A Brass
B Cast iron
C Lead
D Bronze
Correct Answer:- D Bronze
146 Which type of abrasive material is externally hard and used in lapping for heavy stock removal?
A Silicon carbide
B Aluminium oxide
C Boron carbide
D Diamond
Correct Answer:- A Silicon carbide
147 Which abrasive is used for lapping dies and gauges?
A Boron carbide
B Silicon carbide
C Diamond
D Aluminium oxide
Correct Answer:- A Boron carbide
148 Which is the hardest of all abrasive material and used for lapping tungsten carbide?
A Silicon carbide
B Boron carbide
C Diamond
D Aluminium oxide
Correct Answer:- C Diamond
149 What is the abrasive used for lapping accurately finishing very small holes?
A Silicon carbide
B Diamond
C Boron carbide
D Aluminium oxide
Correct Answer:- B Diamond
150 What is the purpose of lapping vehicles?
A Regulate cutting action and lubricate surface
B Medium effective operation
C Decrease dimensional accuracy
D Decrease cutting ability
Correct Answer:- A Regulate cutting action and lubricate surface
176 What is the purpose of thrust ball bearing?
A Axial load
B Radial load
C Axial thrust load
D Vertical thrust load
Correct Answer:- D Vertical thrust load
177 What is the name of bearing?
A Needle bearing
B Thrust ball bearing
C Taper roller bearing
D Angular contact ball bearing
Correct Answer:- A Needle bearing
178 Which bearing material is used in connecting rod and electrical motors?
A White metal
B Sintered alloy
C Aluminium alloy
D Copper lead alloy Correct Answer:- D Copper lead alloy
179 What is the operation of a metal coated with other metal to obtain protecting surface?
A Cladding B Galvanising
C Cementation
D Electroplating
Correct Answer:- D Electroplating
180 Which metal powder is used in calorising process to prevent corrosion?
A Zinc powder
B Nickel powder
C Chromium powder
D Aluminium powder
Correct Answer:- C Chromium powder
181 What is the temperature required to process the chromising for prevention of corrosion?
A 900 to 1100°C B 1000 to 1100°C C 1100 to 1200°C D 1300 to 1400°C
Correct Answer:- D 1300 to 1400°C
182 Which metal has high resistance to chemical reaction?
A Lead
B Nickel
C Copper
D Aluminium
Correct Answer:- B Nickel
183 What is the name of part marked ‘X’?
A Ball case
B Inner race
C Outer race
D Ball separating gauge
Correct Answer:- D Ball separating gauge
184 Which bearing material is used for light loading and low speed application?
A Cast iron
B Tin bronze
C Cadmium based alloy
D Copper and lead alloys
Correct Answer:- A Cast iron
185 What is the disadvantage of thrust ball bearing?
A Cannot take any radial load
B Cannot take horizontal end thrust
C Cannot take load on both directions
D Cannot take any vertical thrust load
Correct Answer:- B Cannot take horizontal end thrust
186 Why deep groove type of ball races provided in the ball bearing?
A Withstand shock
B Withstand axial thrust
C Withstand radial load
D Carry journal loads
Correct Answer:- B Withstand axial thrust
187 Which bearing carry the load parallel to its bearing axis?
A Split bearing
B Plain bearing
C Thrust bearing
D Radial bearing
Correct Answer:- C Thrust bearing
188 Which bearing material is best suited for hard journals?
A Sintered alloy
B Aluminium alloy
C Copper lead alloy
D Cadmium based alloy
Correct Answer:- B Aluminium alloy
189 Which bearing material has low co-efficient of friction and high material cost?
A Nylon
B Teflon
C Thrust ball bearing
D Laminated phenolics
Correct Answer:- B Teflon
190 Which type of bearing used for taking high axial thrust load?
A Roller bearing
B Tapered roller bearing
C Self align roller bearing
D Angular contact ball bearing
Correct Answer:- B Tapered roller bearing
191 What is the name of bearing?
A Split bearing
B Solid bearing
C Thrust bearing
D Journal bearing
Correct Answer:- B Solid bearing
192 What is the name of bearing?
A Ball bearing
B Roller bearing
C Thrust bearing
D Journal bearing
Correct Answer:- D Journal bearing
193 What is the name of bearing?
A Split bearing
B Bush bearing
C Solid bearing
D Journal bearing
Correct Answer:- A Split bearing
194 What is the part marked as ‘x’ in the bearing?
A Outer race
B Ball cage
C Inner race
D Rolling elements
Correct Answer:- B Ball cage
195 Which type of bearing used for very heavy radial load?
A Ball bearing
B Bush bearing
C Needle bearing
D Double row roller bearing
Correct Answer:- D Double row roller bearing
196 Which type of bearing is designed to take axial thrust as well as radial loads?
A Ball bearing
B Roller bearing
C Taper roller bearing
D Angular contact ball bearing
Correct Answer:- D Angular contact ball bearing
197 What is the name of instrument?
A Depth vernier gauge
B Vernier height gauge
C Clamp type height gauge
D Height gauge with slip gauge holder
Correct Answer:- D Height gauge with slip gauge holder
199 Which type of bearing metal is self lubricated?
A White metal
B Sintered alloy
C Aluminium alloy
D Cadmium based alloy
Correct Answer:- B Sintered alloy
200 Which bearing is used in the limited space?
A Needle bearing
B Thrust ball bearing
C Taper roller bearing
D Angular contact ball bearing
Correct Answer:- A Needle bearing
201 Which bearing loading is at right angles to the bearing axis?
A Thrust bearing
B Journal bearing
C Solid bearing
D Split bearing
Correct Answer:-B Journal bearing
202 Which type of bearing has provision for wear adjustment?
A Adjustable slide bearing
B Thrust ball bearing
C Tapered roller bearing
D Self aligned bush bearing
Correct Answer:-A Adjustable slide bearing
A Feather key
B Gib head key
C Woodruff key
D Flat saddle key
Correct Answer:- C Woodruff key
204 Which part of ball bearing do not rotate along the bearing assembly?
A Ball cage
B Inner race
C Outer race
D Rolling elements
Correct Answer:- C Outer race
205 Why extra clearance is provided between bearing and journal in the aluminium alloy bearing?
A To allow lubricant to flow freely
B To overcome leaner expansion
C To over come co-efficient expansion
D To overcome high thermal expansion
Correct Answer:- D To overcome high thermal expansion
206 How bunching up of rolling elements avoided in the bearing assembly?
A By cage
B By grooves
C By out race
D By inner race
Correct Answer:- A By cage
207 What is the angle of deviations provided on elbows and bends in pipe works?
A 90° and 45° B 30° and 60° C 20° and 40° D 60° and 45°
Correct Answer:- A 90° and 45°
208 How the water flow is stopped from the valve around the stuffing box?
A Replace the spindle
B Tightening the bonnet
C Tightening the hand wheel
D Packing with asbestos hemp
Correct Answer:- D Packing with asbestos hemp
209 What is the position of eccentric reducer are used in pipe lines?
A Vertical position
B Angular position
C Radius position
D Horizontal position
Correct Answer:- D Horizontal position
210 What is the remedial measure to stop the dripping of water from house hold tap even after firmly closed?
A Replace the tap
B Replace washer
C Renew tap spindle
D Tighten stuffing box
Correct Answer:- B Replace washer
211 How pipes are classified?
A Uses
B Colour
C Shapes
D Material
Correct Answer:- D Material
212 What is the name of the pipe fitting?
A 45° elbow
B Tee joint pipe
C Short radius elbow
D Long radius elbow
Correct Answer:- A 45° elbow
213 What is the name of the pipe fitting?
A Tee joint
B Eccentric reducer
C Reducer tee joint
D Concentric reducer
Correct Answer:- C Reducer tee joint
214 What is the name of the pipe fitting?
A Coupling
B Long nipple
C Eccentric reducer
D Concentric reducer
Correct Answer:- C Eccentric reducer
215 Which standard pipe fitting is used to close a pipe line having internal thread?
A Plug
B Cap
C Reducer
D Coupling
Correct Answer:- A Plug
216 Which type of wrench is used for more than 50 mm diameter pipe to tight with heavy gripping?
A Strap wrench
B Foot print wrench
C Chain pipe wrench
D Stillson pipe wrench
Correct Answer:- C Chain pipe wrench
217 What is the name of part marked as ‘x’ in the pipe joint?
A Outer pipe
B Hemp packing
C Tapered male thread
D Parallel female thread
Correct Answer:- B Hemp packing
218 What is the name of part marked as ‘x’?
A Bonnet
B Packing
C Gland nut
D Shaft or spindle
Correct Answer:- D Shaft or spindle
219 What is the remedy if the spindle rotates continuously so that the gate valve is not closed?
A Replace the valve
B Tighten the gland nut
C Replace the worn out part
D Renew the gland packing
Correct Answer:- C Replace the worn out part
220 Which type of pipe joint take branch at 90°?
A Coupling
B Tee branch
C Eccentric reducer
D Concentric reducer
221 What is the name of the plumber tool to assemble or dismantle pipes of 50 mm to 150 mm diameter?
A Strap wrench
B Chain pipe wrench
C Stillson pipe wrench
D Foot point pipe wrench
Correct Answer:- B Chain pipe wrench
222 What is the name of pipe line symbol?
A Socket
B Plug or cap
C Union screwed
D Reducer concentric
Correct Answer:- D Reducer concentric
223 What is the type of visual pipe inspection at 30° angle between the plane of vision and surface?
A Direct visual testing
B Remote visual testing
C Translucent visual testing
D Transparent visual testing
Correct Answer:- A Direct visual testing
224 Where concentric reducer is used in pipeline?
A Vertical
B Horizontal
C Reduce the pressure
D Drive the flow direction
Correct Answer:- A Vertical
225 What is the name of part marked as ‘X’ in water tap?
A Handle
B Bonnet
C Gland nut
D Valve seat
Correct Answer:- D Valve seat
226 Which valve is used to permit fluid flow in one direction only?
A Plug-cock
B Needle valve
C Non-return valve
D Pressure regulator valve
Correct Answer:- C Non-return valve
227 Which type of wrench is used on finished tubular surface?
A Strap wrench
B Foot point wrench
C Chain pipe wrench
D Stillson pipe wrench
Correct Answer:- A Strap wrench
228 What is the name of part marked as X?
A Cutter wheel
B Adjusting screw
C Guide rollers
D Hand lever
Correct Answer:- A Cutter wheel
229 What is the capacity of the pipe vice to hold pipes diameter in mm?
A 68 mm B 65 mm C 63 mm D 72 mm
Correct Answer:- C 63 mm
230 What is the type of wrench?
A footprint wrench
B strap wrench
C chain pipe wrench
D pipe wrench
Correct Answer:- B strap wrench
231 What is the minimum diameter of pipe used with chain wrench?
A 25 mm B 50 mm C 30 mm D 45 mm
Correct Answer:- B 50 mm
232 What is the range of external pipe threads cut by pipe dies?
A ½” to 4”
B ¼” to 4”
C 1/8” to 2”
D ¼” to 6”
Correct Answer:- B ¼” to 4”
233 What is the part marked as ‘x’?
A Pivot
B Spring
C Movable jaw
D Adjusting nut
Correct Answer:- D Adjusting nut
234 Which pipe fitting is used to divert the flow direction of pipe?
A Union
B Plug
C Elbow
D Coupling
Correct Answer:- C Elbow
235 What is the pipe fitting of 90° and its branches may be equal in diameter?
A Tee joint
B Elbow joint
C Coupling joint
D Union joint
Correct Answer:- A Tee joint
236 What is the pipe fitting?
A Reducer
B Nipple
C Cap
D Plug
Correct Answer:- C Cap
237 What is the pipe fitting?
A Caps
B Plug
C Coupling
D Reducer
Correct Answer:- D Reducer
238 Which valve is used to control flow and is only kept in either open or closed position?
A Gate valve
B Globe valve
C Needle valve
D Non-return valve
Correct Answer:- A Gate valve
239 Where universal coupling is used?
A Automobile vehicles
B Textiles mills
C Engineering machines
D Large angle drive
Correct Answer:- A Automobile vehicles
240 Which type of coupling is used on vehicle propeller shaft?
A Plate coupling
B Clamp coupling
C Slip type coupling
D Universal coupling
Correct Answer:- D Universal coupling
241 What is the radius size for long radius elbow?
A Equal the bore the pipe
B 1 ½ times bore of the pipe
C 3 time bore of the pipe
D 2 times bore of the pipe
Correct Answer:- B 1 ½ times bore of the pipe
242 What is the radius size for the short radius elbow?
A 1 ½ time bore of the pipe
B Equal to bore of the pipe
C 3 time bore of the pipe
D 2 time bore of the pipe
Correct Answer:- B Equal to bore of the pipe
243 Which is used to divert at 45°in pipeline?
A Elbow
B Coupling
C Reducer
D Branch
Correct Answer:- A Elbow
244 Which standard fitting is used for joining pipeline of different diameter?
A Plug
B Caps
C Reducer
D Coupling
Correct Answer:- C Reducer
245 What type of fitting is used in straight pipeline to connect two pipes of external threads?
A Reducer
B Coupling
C Cap
D Nipple
Correct Answer:- B Coupling
246 What is the cause of water dripping from the tap even after closed?
A Defective washer
B Spindle thread wornout
C Bend spindle
D Loose valve
Correct Answer:- A Defective washer
247 What causes loud noise in the tap if turned ON?
A Spindle bend
B Spindle thread wornout
C Stuffing box packing dry
D Valve loose on spindle
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