FITTER I YEAR 1-200
1 Which one is the personnel safety?
A Keep the machine clean
B Concentrate on your work
C Keep the gang way and floor clean
D Keep the tools at their proper place
Answer: B Concentrate on your work
2 Name the mandatory symbol.
A Stop
B Give way
C Guarded
D Unguarded
Answer: A Stop
3 Flammable of liquefiables solids are classified as.
A Class ‘A’ fire
B Class ‘B’ fire
C Class ‘C’ fire
D Class ‘D’ fire
Answer: B Class ‘B’ fire
4 Which is the immediate life saving procedure?
A First Aid
B Call a doctor
C Intensive care
D Medical treatment
Answer: A First Aid
5 Name the warning sign.
A School
B Guarded
C Unguarded
D Pedestrian crossing
Answer: C Unguarded
6 What is the class of fire caused by fire wood, paper, cloth?
A Class ‘A’ fire
B Class ‘B’ fire
C Class ‘C’ fire
D Class ‘D’ fire
Answer: A Class ‘A’ fire7 Which fire extinguisher filled with carbon tetra chloride and bromochlorodifluoro methane (BCF)?
A Carbon dioxide
B Halon extinguisher
C Foam extinguisher
D Dry powder extinguisher
Answer:B Halon extinguisher
8 Which comes under mechanical occupational hazards?
A Noise
B Toxic
C Unskilled
D Unguarded machinery
Answer:D Unguarded machinery
9 How to stop bleeding of injured person?
A Tie bandage
B Apply ailment
C Apply tincture over the wound
D Apply pressure over the wound
Answer:D Apply pressure over the wound
10 What is the name of sign?
A School
B Guarded
C Unguarded
D Pedestrian crossing
Answer:D Pedestrian crossing
11 What are the three factors causes fire?
A Fuel, Heat, Oxygen
B Oxygen, Fuel, Nitrogen
C Heat, Nitrogen, Oxygen
D Fuel, Carbon-dioxide, Heat
Answer:A Fuel, Heat, Oxygen
12 Which fire extinguisher is used to extinguish class ‘B’ fire?
A Halon extinguisher
B Foam extinguisher
C Dry powder extinguisher
D Carbon-dioxide extinguisher
Answer:D Carbon-dioxide extinguisher
13 What is the period referred as ‘golden hours’?
A First 30 minutes after incident
B First 30 minutes after first aid
C First 45 minutes of admission
D First 60 minutes after treatment
Answer:A First 30 minutes after incident
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14 What is the first step of avoiding accident in
work place?
A By wearing safety equipment
B Doing things in one’s own way
C By observing safety precautions
D Doing things with a highly skilled working
practice
Answer:C By observing safety precautions
15 What does the symbol denotes?
A Stop
B Give way
C Pedestrian crossing
D Over taking prohibited
Answer:B Give way
16 What is the colour code of bins for waste
paper segregation?
A Red
B Blue
C Black
D Green
Answer:B Blue
17 What is the kind of road sign?
A Police signal
B Cautionary sign
C Mandatory sign
D Information sign
Answer:D Information sign
18 Which fire extinguisher is used for flammable and running liquid fire?
A Foam extinguisher
B Halon extinguisher
C Dry powder extinguisher
D Carbon dioxide (CO2) extinguisher
Answer:A Foam extinguisher
19 What “A” denotes in ABC of first aid?
A Air way
B Attention
C Arresting
D Atmosphere
Answer: A Air way
20 What is the process of breaking down the materials into organic compounds and can
be used as manure?
A Land fills
B Recycling
C Composting
D Burning waste material
Answer:C Composting
21 What is the colour code for plastic waste bin?
A Red
B Blue
C Green
D Yellow
Answer:D Yellow
1 Name the part of file marked as “x”.
A Heel
B Tang
C Ferrule
D File length
Answer:A Heel
2 Which marking media is poisonous?
A White wash
B Prussian blue
C Copper sulphate
D Cellulose lacquer
Answer: C Copper sulphate
3 What is the name of the vice?
A Pin vice
B Pipe vice
C Hand vice
D Quick releasing vice
Answer: C Hand vice
4 Which chisel used for squaring materials at
the corners, joints?
A Flat chisel
B Cross cut chisel
C Diamond point chisel
D Half round nose chisels
Answer: C Diamond point chisel
5 Name the part of a hammer marked as ‘x’.
A Face
B Pein
C Cheek
D Eye hole
Answer: C Cheek
6 Which angle is represented by the symbol “γ” on the cutting chisel?
A Rake angle
B Wedge angle
C Cutting angle
D Clearance angle
Answer: A Rake angle
7 Name the property of metal which can be drawn into wire without rupture.
A Ductility
B Tenacity
C Elasticity
D Malleability
Answer: A Ductility
8 Read the measurement in the dial caliper.
A 24.2 mm
B 24.8 mm
C 25.2 mm
D 26.2 mm
Answer: D 26.2 mm
9 Which is an integral part of the stock in
vernier bevel protractor?
A Disc
B Dial
C Blade
D Main scale
Answer: B Dial
10 Name the part marked as ‘x’ of the file.
A Heel
B Edge
C Ferrule
D Shoulder
Answer: C Ferrule
11 Which file is used to make the job close to the finishing size?
A Single cut file
B Curved cut file
C Second cut file
D Double cut file
Answer: C Second cut file
12 Which file has the parallel edges throughout the length?
A Hand file
B Bastard file
C Rasp cut file
D Single cut file
Answer: A Hand file
13 What is the material to manufacture bench vice?
A Tool steel
B High carbon steel
C Medium carbon steel
D Cast iron
Answer: D Cast iron
14 Which marking media provide clear lines on machine finished surfaces?
A White wash
B Prussian blue
C Copper sulphate
D Cellulose lacquer
Answer: B Prussian blue
15 Which caliper is used to mark the centre of round bar?
A Jenny caliper
B Inside caliper
C Outside caliper
D Firm joint caliper
Answer: A Jenny caliper
16 Name the part marked as 'x'.
A Leg
B Peg
C Washer
D Fulcrum
Answer:D Fulcrum
17 Name the angular measuring instrument.
A Bevel gauge
B Bevel protractor
C Universal bevel gauge
D Universal surface gauge
Answer: C Universal bevel gauge
18 Which is used for filling narrow grooves and angles above 10°?
A Square file
B Half round file
C Triangular file
D Knife edge file
Answer: D Knife edge file
19 Which chisel is used for cutting oil grooves?
A Flat chisel
B Web chisel
C Half round nose chisel
D Diamond point chisel
Answer: C Half round nose chisel
20 Name the file.
A Barrot file
B Riffler file
C Crossing file
D Mill saw file
Answer: B Riffler file
21 What is the name of vice?
A Pin vice
B Pipe vice
C Hand vice
D Machine vice
Answer: A Pin vice
22 Which grinding machine is used for heavy duty work?
A Bench grinder
B Portable grinder
C Pedestal grinder
D Surface grinder
Answer: C Pedestal grinder
23 Which chisel is used for separating materials after chain drilling?
A Web chisel
B Flat chisel
C Cross cut chisel
D Diamond point chisel
Answer: A Web chisel
24 Which file is used for sharpening the teeth of wood working saws?
A Barrete file
B Tinker’s file
C Millsaw file
D Riffler file
Answer: C Millsaw file
25 Where will be the weight of the hammer stamped?
A Face
B Pein
C Cheek
D Eye hole
Answer: C Cheek
26 Name the property of metal to resist the effect of tensile forces without rupture.
A Ductility
B Tenacity
C Elasticity
D Malleability
Answer: B Tenacity
27 Name the part marked as 'x'.
A Anvil
B Thimble
C Spindle
D Spindle lock
Answer: A Anvil
28 What is the accuracy of metric outside micrometer?
A 0.01 mm
B 0.001 mm
C 0.02 mm
D 0.002 mm
Answer: A 0.01 mm
29 Name the part marked as 'x'.
A Lip
B Land
C Flank
D Point angle
Answer: D Point angle
30 Which type of taper is provided in the drill shank?
A Pin taper
B Metric taper
C Morse taper
D Jerno taper
Answer: C Morse taper
31 Which is used to remove drills and sockets from the machine spindle?
A Drift
B Sleeve
C Punch
D Hammer
Answer: A Drift
32 Name the tap wrench used in the restricted place.
A Box type tap wrench
B ‘T’ handle tap wrench
C Solid type tap wrench
D Double ended adjustable tap wrench
Answer: B ‘T’ handle tap wrench
33 What is the unit of feed in drilling operation?
A m/rev
B mm/rev
C m/min
D mm/min
Answer: B mm/rev
34 Name the part marked as 'x' in vernier caliper.
A Beam
B Fixed bar
C Depth bar
D Thumb lever
Answer: C Depth bar
35 What is the accuracy of protractor head in combination set?
A 1°
B 5°
C 5’
D 5”
Answer: A 1°
36 What is the accuracy of a try square?
A 0.02 mm per 10 mm length
B 0.004 mm per 10 mm length
C 0.002 mm per 10 mm length
D 0.001 mm per 10 mm length
Answer: C 0.002 mm per 10 mm length
37 Which punch is used for witness marks?
A Dot punch
B Pin punch
C Bell punch
D Centre punch
Answer: A Dot punch
38 What is the name of the caliper having one leg with an adjustable divider point and other leg is bent?
A Jenny caliper
B Inside caliper
C Outside caliper
D Spring joint caliper
Answer: A Jenny caliper
39 What is the name of part marked as ‘x’ in surface gauge?
A Nut
B Snug
C Spindle
D Scriber
Answer: B Snug
40 What is the name of part marked as ‘x’ in combination set?
A Bevel head
B Centre head
C Square head
D Protractor head
Answer: D Protractor head
41 Which type of datum is followed?
A Edge datum
B Point datum
C Centre line datum
D Reference line datum
Answer: A Edge datum
42 What is the name of parallel block?
A Solid parallel block
B Tenon parallel block
C Angular parallel block
D Adjustable parallel block
Answer: C Angular parallel block
43 Which chisel is used for removing material on keyways?
A Flat chisel
B Cross cut chisel
C Diamond point chisel
D Half round nose chisel
Answer: B Cross cut chisel
44 Which file is having rows of teeth cut in one direction?
A Single cut file
B Curved cut file
C Second cut file
D Double cut file
Answer: A Single cut file
45 Which file is used for filing wood and leather?
A Hand file
B Bastard file
C Rasp cut file
D Single cut file
Answer: C Rasp cut file
46 Which pitch of blade is used for cutting
bronze, brass and cast iron?
A 0.80 mm
B 1.00 mm
C 1.40 mm
D 1.80 mm
Answer: D 1.80 mm
47 Which type of hammer is used for riveting purpose?
A Sledge hammer
B Ball pein hammer
C Cross pein hammer
D Straight pein hammer
Answer: B Ball pein hammer
48 What is the unit of cutting speed in drilling operation?
A m/ rev
B mm/ rev
C m/ min
D mm/ min
Answer: C m/ min
49 What is the name of part marked as ‘x’ in drill?
A Lip
B Land
C Flank
D Web
Answer: A Lip
50 What is the name of part marked as ‘x’ in drilling machine?
A Drill chuck
B Feed handle
C Driving motor
D Depth gauge and stop
Answer: A Drill chuck
51 What is the minor diameter of thread?
A Minor dia = Major dia – (2 x pitch)
B Minor dia = Major dia + (2 x pitch)
C Minor dia = Major dia + (2 x depth)
D Minor dia = Major dia – (2 x depth)
Answer: D Minor dia = Major dia – (2 x depth)
52 What is the name of the part marked as ‘X’?
A Spindle
B Sleeve
C Thimble
D Spindle lock
Answer: C Thimble
53 What is the name of the part marked as ‘X’?
A Beam
B Main scale
C Fine adjusting nut
D Fine adjusting slide
Answer: D Fine adjusting slide
54 What is the name of the vice?
A Hand vice
B Bench vice
C Tool maker’s vice
D Quick releasing vice
Answer: D Quick releasing vice
55 What is the name of the part marked as ‘X’?
A Tip
B Heel
C Tang
D Safe edge
Answer: D Safe edge
56 Which marking media is applied to rough forgings and castings?
A White wash
B Prussian blue
C Copper sulphate
D Cellulose lacquer
Answer: A White wash
57 Name the file shown.
A Riffler file
B Tinkers file
C Barrette file
D Crossing file
Answer: B Tinkers file
58 What is the pitch of hacksaw blade used to cut conduit and other thin tubes?
A 0.8mm
B 1.0mm
C 1.4mm
D 1.8mm
Answer: A 0.8mm
59 Which metal cutting saws is used for cutting different profiles?
A Power saw
B Circular saw
C Contour band saw
D Horizontal band saw
Answer: C Contour band saw
60 What is the name of chisel?
A Flat chisel
B Web chisel
C Cross cut chisel
D Diamond point chisel
Answer: B Web chisel
61 What is the name of hammer?
A Mallet hammer
B Ball pein hammer
C Cross pein hammer
D Straight pein hammer
Answer: C Cross pein hammer
62 What is the name of angle between the axis of chisel and job surface while chipping?
A Rake angle
B Point angle
C Clearance angle
D Angle of inclination
Answer: D Angle of inclination
63 What is the property of metal that permits no permanent distortion before breaking?
A Tenacity
B Hardness
C Brittleness
D Toughness
Answer: C Brittleness
64 Name the part marked as ‘x’ in depth micrometer.
A Cap
B Lock
C Stock
D Thimble
Answer: B Lock
65 What is the name of drilling machine?
A Pillar drilling machine
B Gang drilling machine
C Bench drilling machine
D Radial drilling machine
Answer: A Pillar drilling machine
66 What is the accuracy of vernier bevel protractor?
A 1°
B 5°
C 5'
D 5"
Answer: C 5'
67 What is the reading of vernier caliper?
A 30.20mm
B 30.40mm
C 35.20mm
D 35.50mm
Answer: D 35.50mm
68 Which part of universal surface gauge is used to set scriber at required position exactly?
A Snug
B Guide pin
C Rocker arm
D Fine adjustment screw
Answer: D Fine adjustment screw
69 Convert one metre into millimetre.
A 10 mm
B 100 mm
C 1000 mm
D 10000 mm
Answer: C 1000 mm
70 What is the name of ‘V’ block?
A ‘V’ grooved ‘V’ block
B Single level single groove ‘V’ block
C Double level single groove ‘V’ block
D Single level double groove ‘V’ block
Answer: B Single level single groove ‘V’ block
71 What is the name of the part marked as ‘x’ in combination set?
A Rule
B Scriber
C Clamp nut
D Spirit level
Answer: B Scriber
72 Which caliper is used to find the centre of round bars?
A Inside caliper
B Jenny caliper
C Vernier caliper
D Outside caliper
Answer: B Jenny caliper
73 What is the name of angle marked ‘α’ in chisel?
A Rake angle
B Wedge angle
C Cutting angle
D Clearance angle
Answer: D Clearance angle
74 Which chisel is used for cutting curved grooves?
A Flat chisel
B Web chisel
C Cross cut chisel
D Half round nose chisel
Answer: D Half round nose chisel
75 What is the weight of hammer used for marking purpose?
A 200 grams
B 250 grams
C 300 grams
D 450 grams
Answer: B 250 grams
76 Which chisel is used to remove excess metal from welded joint and castings?
A Flat chisel
B Web chisel
C Cross cut chisel
D Half round chisel
Answer: A Flat chisel
77 What is the name of file?
A Rotary file
B Tinkers file
C Barrette file
D Crossing file
Answer: A Rotary file
78 What is the name of portion left between flutes in a drill?
A Lip
B Web
C Point
D Shank
Answer: B Web
79 What is the reading of vernier bevel protractor?
A 27°
B 67° 30’
C 157° 30’
D 159° 30’
Answer: C 157° 30’
80 Which part of outside micrometer ensure a uniform pressure between the measuring surface?
A Anvil
B Thimble
C Spindle lock
D Ratchet stop
Answer: D Ratchet stop
81 Which part of the vernier height gauge is an intergral part of the main slide?
A Jaw
B Base
C Beam
D Jaw clamp
Answer: A Jaw
82 Which part of the bevel protractor contact with the inclined surface while measuring?
A Dial
B Disc
C Blade
D Stock
Answer: C Blade
83 Which part in drilling machine is to achieve different speed?
A Flat pulley
B Jockey pulley
C Stepped pulley
D Fast and loose pulley
Answer: C Stepped pulley
84 What is the part marked as ‘x’ in pedestal grinder?
A Tool rest
B Eye shield
C Wheel guard
D Grinding wheel
Answer: A Tool rest
85 What is the name of file?
A Hand file
B Rasp cut file
C Single cut file
D Curved cut file
Answer: B Rasp cut file
86 What happens if the vice handle is over tightened?
A Spindle damage
B Hard jaw damage
C Fixed jaw damage
D Movable jaw damage
Answer: A Spindle damage
87 Which metal cutting saw is used to cut large cross section area?
A Power saw
B Contour saw
C Circular saw
D Horizontal band saw
Answer: C Circular saw
88 What is the name of gauge?
A Bevel gauge
B Angle gauge
C Surface gauge
D Universal bevel gauge
Answer: A Bevel gauge
89 Which file is used for manufacturing of dies and moulds?
A Rotary file
B Tinkers file
C Barrette file
D Rasp cut file
Answer: A Rotary file
90 Which vice is used for holding small work that requires filing or drilling?
A Pin vice
B Pipe vice
C Hand vice
D Tool maker’s vice
Answer: D Tool maker’s vice
91 Which hacksaw blade is used for cutting along curved lines?
A HSS blade
B All hard blade
C Flexible blade
D Diamond blade
Answer: C Flexible blade
92 Which chisel is used for cutting keyways?
A Flat chisel
B Cross cut chisel
C Punching chisel
D Diamond point chisel
Answer: B Cross cut chisel
93 Name the part marked “X” in hammer?
A Pein
B Face
C Cheek
D Eye hole
Answer: A Pein
94 Name the property of metal that withstand shock or impact?
A Tenacity
B Hardness
C Brittleness
D Toughness
Answer: D Toughness
95 What is the name of micrometer?
A Depth micrometer
B Inside micrometer
C Vernier micrometer
D Outside micrometer
Answer: A Depth micrometer
96 What is the name of tap wrench?
A Box type tap wrench
B Solid type tap wrench
C ‘T’ Handle tap wrench
D Adjustable tap wrench
Answer: B Solid type tap wrench
97 What is the reading of vernier caliper with inch graduations?
A 1.068”
B 1.459”
C 1.418”
D 1.409”
Answer: B 1.459”
98 Which part of combination set is used to mark and check angle of 90° and 45°?
A Rule
B Centre head
C Square head
D Protractor head
Answer: C Square head
99 Identify the type of “V” blocks?
A Single level single groove
B Single level double groove
C Double level single groove
D Double level double groove
Answer: C Double level single groove
100 How much carbon content of steel is forge able?
A Up to 1.2 %
B Up to 1.7 %
C Up to 1.9 %
D Up to 2.1 %
Answer: B Up to 1.7 %
1 What is the use of a try square?
A To check right angle
B To check acute angle
C To check obtuse angle
D To check straight angle
Answer: A To check right angle
2 Which part of universal surface gauge holds the scriber?
A Snug
B Guide pin
C Rocker arm
D Fine adjustment screw
Answer: A Snug
3 Why breakage of teeth occur easily while sawing of thin walled work pieces and the start of cut?
A Hand force is too big
B Cutting section is too short
C Coarse blade to be used
D Hand force acts only upon few teeth
Answer: D Hand force acts only upon few teeth
4 What is the spindle movement of one division of thimble with spindle thread of 0.5mm pitch?
A 0.01 mm
B 0.10 mm
C 1.00 mm
D 10.0 mm
Answer: A 0.01 mm
5 What is the reading of a vernier caliper?
A 35.1
B 35.2
C 35.3
D 35.4
Answer: D 35.4
6 What is the reading of vernier bevel protractor?
A 18° 50’
B 41° 50’
C 50°
D 58° 50’
Answer: B 41° 50’
7 What is the use of feeler gauge?
A Check the width
B Check the height
C Check the length
D Check the gap between the mating parts
Answer: D Check the gap between the mating parts
8 What operation is carried out in a gang drilling machine?
A Idle operation
B Repeated operation of drilling
C Continuous milling operation
D Successive operation of drilling
Answer: D Successive operation of drilling
9 What is the purpose of slots provided in the slotted angle plate?
A Job clamping
B Easy handling
C Reduce weight
D Better appearance
Answer: A Job clamping
10 In the ISO metric thread, calculate the tap drill size for M 10 x 1.5 thread.
A 8.2 mm
B 8.7 mm
C 8.75 mm
D 8.65 mm
Answer: A 8.2 mm
11 Which material is used to manufacture grade ‘B’ ‘V’ blocks?
A Tool steel
B Carbon steel
C High quality steel
D Closely grained cast iron
Answer: C High quality steel
12 Why the cutting faces of files are slightly bellied on length wise?
A Get proper grip over workpiece
B Filing flat surfaces is made easier
C Permit clearance between file face and the workpiece
D Ensure more pressure on workpiece while filing
Answer: B Filing flat surfaces is made easier
13 What is the reading of the outside micrometer 50 to 75mm?
A 63.63 mm
B 63.00 mm
C 63.36 mm
D 63.13 mm
Answer: A 63.63 mm
14 What is the name of operation?
A Marking line at 90°
B Checking flatness
C Checking squareness
D Setting work piece at right angle
Answer: B Checking flatness
15 Which is used to finish the resharpened divider point?
A File
B Grinder
C Scraper
D Oil stone
Answer: D Oil stone
16 What is the use of bevel protractor?
A Check the length
B Set the work piece
C Measure the angle
D Measure the depth
Answer: C Measure the angle
17 Which vice used for holding hollow cylindrical jobs?
A Pin vice
B Pipe vice
C Hand vice
D Bench vice
Answer: B Pipe vice
18 Why slight convexity is given on the face of hammer?
A To make effective striking
B To avoid digging of the edge
C To allow even load on striking
D To prevent damage to work surface
Answer: B To avoid digging of the edge
19 Why the hand taps are chamfered at the lead?
A Aligning
B Finishing
C Strengthening
D Gripping
Answer: A Aligning
20 What is the reading of an outside micrometer (British)?
A 0.309”
B 0.329”
C 0.359”
D 0.360”
Answer: C 0.359”
21 Why surface plates are made of stress relieved good quality cast iron?
A To prevent corrosion
B To prevent breaking
C To prevent distortion
D To prevent thermal expansion
Answer: C To prevent distortion
22 What is the main advantage of adjustable parallel block?
A To set different angle
B To set different depth
C To set different length
D To set different height
Answer: D To set different height
23 Why chalk is applied on the face of the file?
A To reduce excessive pressure
B To increase chip removed rate
C To reduce penetration and pinning
D To increase penetration and pinning
Answer: C To reduce penetration and pinning
24 What is the use of fine pitch hacksaw blades?
A To cut soft metal
B To cut high speed steel
C To cut high carbon steel
D To cut conduit and other thin tubes
Answer: D To cut conduit and other thin tubes
25 Calculate the tap drill size for M10 x 1.25.
A 8.8 mm
B 8.7 mm
C 8.75 mm
D 8.65 mm
Answer: A 8.8 mm
26 What is the principle of micrometer?
A Sliding
B Screw and nut
C Rack and pinion
D Worm and worm wheel
Answer: B Screw and nut
27 How the wide range of depth can be measured by depth micrometer?
A Lengthy sleeve
B Lengthy spindle
C Adjustable base
D Equipped with a set of extension rods
Answer: D Equipped with a set of extension rods
28 What is the reading in inch micrometer?
A 0.789”
B 0.787”
C 0.783”
D 0.715”
Answer: B 0.787”
29 Which caliper provide fine adjustment of dimensions?
A Inside caliper
B Odd leg caliper
C Outside caliper
D Spring joint caliper
Answer: D Spring joint caliper
30 Why marking tables are made up of cast iron?
A Self lubricating
B Make more rigidity
C Maintain the accuracy
D Prevent thermal expansion
Answer: A Self lubricating
31 What is the method of removing metal chips clogged between the teeth of files?
A Brush
B Wire brush
C Copper strip
D Chalk powder
Answer: C Copper strip
32 What is the purpose of “Crowning” on the cutting edge of chisel?
A Prevent slipping of chisel
B Prevent digging of corners
C Allow chisel to move freely on straight line
D Allow cutting edge to penetrate into the work
Answer: B Prevent digging of corners
33 Which part is the measuring face fitted to the frame of outside micrometer?
A Anvil
B Barrel
C Spindle
D Ratchet stop
Answer: A Anvil
34 How the drill chucks are held on the machine spindle?
A By arbor
B By sockets
C By sleeves
D By special clamp
Answer: A By arbor
35 Which drilling machine, the spindle head is moved towards or away from the column?
A Pillar drilling machine
B Gang drilling machine
C Radial drilling machine
D Sensitive bench drilling machine
Answer: C Radial drilling machine
36 Which type of screw threads are rounded at the crest and root?
A B.A thread
B B.S.F thread
C B.S.W thread
D ACME thread
Answer: C B.S.W thread
37 What is the formula to calculate tap drill size?
A Tap drill size = Major dia – (2 x depth)
B Tap drill size = Major dia + (2 x depth)
C Tap drill size = Major dia – (2 + depth)
D Tap drill size = Major dia + (2 + depth)
Answer: A Tap drill size = Major dia – (2 x depth)
38 Why ribs are provided in the angle plate?
A Provide flatness
B Prevent distortion
C Provide squareness
D Support the machined surface
Answer: B Prevent distortion
1 A new hacksaw blade after a few stroke, becomes loose because of?
A Stretching of blade
B Wrong pitch of the blade
C Improper selection of saw sets
D nut thread being worn out
Answer: A Stretching of blade
2 Name the defect that causes the metal chips to clog between the teeth of file?
A File bite
B Pinning of file
C Warping of file
D Glazing of file
Answer: B Pinning of file
3 What will be the effect if the clearance angle of chisel is less than recommended angle while chipping?
A Cutting edge cannot penetrate, chisel will slip
B Cutting edge digs in, cut will be deeper
C Cutting edge will break
D Cutting edge of chisel move freely on straight line
Answer: A Cutting edge cannot penetrate, chisel will slip
4 What happen if the clearance angle of chisel is too high?
A Slipping of chisel
B Digging on the surface
C Cutting edge will break
D Heavy metal removal from the surface
Answer: B Digging on the surface
5 What is the reason for scratches produced on field surface?
A Pinning
B Glazing
C File bite
D Warping
Answer: A Pinning
6 What is the effect of improper method of diagonal filing?
A Uneven surface finish
B Scratches on the surface
C Convexity on the surface
D Improper finish on surface
Answer: A Uneven surface finish
7 How to prevent the tool rubbing against the work surface in metal cutting process?
A Decrease lip angle
B Increased rake angle
C Increase clearance angle
D Decrease tool wedge angle
Answer: C Increase clearance angle
8 Which activity causes excessive wear and chattering of drill bit while drilling?
A Too fast feed rate
B Too slow feed rate
C More cutting speed
D Too slow spindle speed
Answer: B Too slow feed rate
1 Which cutting fluid used for drilling in cast iron?
A Dry air jet
B Soluble oil
C Mineral oil
D Vegetable oil
Answer: A Dry air jet
2 Name the part marked as ‘x’ in radial drilling machine?
A Base
B Spindle
C Radial arm
D Spindle head
Answer: D Spindle head
3 Which one is used to bring the plates closely together after inserting the rivet in the hole?
A Drift
B Dolly
C Rivet set
D Caulking tool
Answer: C Rivet set
4 Name the part of lever shear marked as ‘x’?
A Base plate
B Lever arm
C Lower blade
D Upper blade
Answer: C Lower blade
5 Name the sheet metal operation?
A Grooving
B Notching
C Bending
D Folding
Answer: A Grooving
6 Name the zinc coated iron?
A Black iron
B Tinned iron
C Stainless steel
D Galvanised iron
Answer: D Galvanised iron
7 Which sheet metal is highly resistant to corrosion and abrasion?
A Copper
B Black iron
C Aluminium
D Galvanised iron
Answer: C Aluminium
8 What is the formula to calculate the size across flat to flat of regular hexagon?
A 2a
B 2a
C 3a
D 3a
Answer: C 3a
9 What is the material of solder?
A Welding rod
B Synthetic element
C Pure metal or alloy
D Non metallic element
Answer: C Pure metal or alloy
10 Which flux used for soldering steel?
A Ammonium chloride
B Zinc chloride
C Resin
D Paste
Answer: A Ammonium chloride
11 What is the material used to manufacture rivets?
A Rubber
B Synthetic
C Hardened steel
D Mild steel
Answer: D Mild steel
12 Name the part marked as ‘x’ in a rivet?
A Tail
B Body
C Head
D Diameter
Answer: B Body
13 Which rivet is used in heavy structural work?
A Pan head rivet
B Snap head rivet
C Counter sunk rivet
D Conical head rivet
Answer: A Pan head rivet
14 What is the name of tool is used to support the snap head rivet?
A Dolly
B Drift
C Rivet set
D Rivet snap
Answer: A Dolly
15 Name the riveting defect shown?
A Improper joining of plates
B Burrs between plates
C Rivet head not centred with the shank
D Body of the rivet not perpendicular to the plate
Answer: C Rivet head not centred with the shank
16 Which tool used in sheet metal work to scribe a circle or arc with a large diameter?
A Spring compass
B Trammel
C Wing compass
D Ordinary compass
Answer: B Trammel
A Body
B Clamp
C Upper blade
D Lower blade
Answer: B Clamp
18 Which rivets are used in light assembly work?
A Pan head rivet
B Snap head rivet
C Counter sunk rivet
D Conical head rivet
Answer: D Conical head rivet
19 What is the tool used to form the other end of rivet head?
A Dolly
B Drift
C Rivet set
D Rivet snap
Answer: D Rivet snap
20 What is the name of the notch in sheet metal work?
A ‘V’ notch
B Slant notch
C Square notch
D Straight notch
Answer: C Square notch
21 What type of mallet used for hollowing panel beating?
A Brass mallets
B Rubber mallets
C Wooden mallet
D Bossing mallets
Answer: D Bossing mallets
22 Which stake is used to form an arc of a circle bevelled along one side?
A Funnel stake
B Hatchet stake
C Half moon stake
D Beak or bick iron
Answer: C Half moon stake
23 What is the name of supporting tool in sheet metal work?
A Hatchet stake
B Funnel stake
C Half moon stake
D Round bottom stake
Answer: D Round bottom stake
24 What is the name of the joint in sheet metal?
A Grooved joint
B Pane down joint
C Knocked up joint
D Double grooved joint
Answer: D Double grooved joint
25 What is the maximum cutting capacity of snip?
A 1.2 mm thickness
B 2.0 mm thickness
C 2.5 mm thickness
D 3.0 mm thickness
Answer: A 1.2 mm thickness
26 What is the name of supporting tool in sheet metal work?
A Funnel stake
B Hatchet stake
C Half moon stake
D Round bottom stake
Answer: C Half moon stake
27 Which riveting tool is used to form the final shape of rivet?
A Drift
B Dolly
C Rivet set
D Rivet snap
Answer: D Rivet snap
28 Name the tool used to make fluid tight joint in riveting?
A Drift
B Rivet snap
C Fullering tool
D Caulking tool
Answer: C Fullering tool
29 What is the name of tool used to cut thicker sheets?
A Bend snips
B Lever shears
C Straight snips
D Circle cutting machine
Answer: B Lever shears
30 Which stake is used for making sharp bends?
A Funnel stake
B Hatchet stake
C Half moon stake
D Beak or bick iron
Answer: B Hatchet stake
31 What is the name of stake?
A Horse
B Bick iron
C Funnel stake
D Creasing iron
Answer: C Funnel stake
32 Which flux is used for soldering tin sheets?
A Resin
B Paste
C Zinc chloride
D Ammonium chloride
Answer: C Zinc chloride
33 What is the seam used in sheet metal joint for roofing and panelling?
A Lap seam
B Double seam
C Grooved seam
D Double grooved seam
Answer: D Double grooved seam
34 What is rivet interference?
A Thickness of sheet
B Diameter of the rivet
C Length to form the head
D Total rivet length required for riveting
Answer: C Length to form the head
35 What is the part marked as ‘x’ in the hand shearing machine?
A Clamp
B Lever arm
C Lower blade
D Upper blade
Answer: D Upper blade
36 What is the tool marked as ‘x’ in riveting?
A Dolly
B Rivet set
C Fullering tool
D Caulking tool
Answer: D Caulking tool
37 Which tool is used to make fluid-tight joint by pressing the riveted edge plate?
A Dolly
B Drift
C Caulking tool
D Fullering tool
Answer: D Fullering tool
38 Which metal is very soft and heavy in sheet metal work?
A Lead
B Black iron
C Aluminium
D Copper sheet
Answer: A Lead
39 Name the tool marked as ‘X’ in riveting?
A Drift
B Rivet snap
C Caulking tool
D Fullering tool
Answer: D Fullering tool
40 Which hammer is suitable for riveting?
A Plastic hammer
B Ball pein hammer
C Cross pein hammer
D Straight pein hammer
Answer: B Ball pein hammer
41 Which notch is cut at an angle of 45° to the corner of the sheet metal?
A Wire notch
B Slant notch
C Square notch
D Straight notch
Answer: B Slant notch
42 Name the joint made by fastening two edges of sheet metal together?
A Hem
B Seam
C Notch
D Groove
Answer: B Seam
43 What is the flux used for soldering in the form of powder and evaporates while heating?
A Resin
B Zinc chloride
C Hydrochloric acid
D Ammonium chloride
Answer: D Ammonium chloride
44 Name the type of seam?
A Lap seam
B Double seam
C Grooved seam
D Double grooved seam
Answer: A Lap seam
45 Which rivet is used to avoid the projection of rivet head?
A Pan head rivet
B Snap head rivet
C Conical head rivet
D Counter sunk head rivet
Answer: D Counter sunk head rivet
1 Select the spindle speed (rpm) for H.S.S drill dia 24 mm and cutting speed (V) = 30 m/min to drill mild steel?
A 275 rpm
B 300 rpm
C 400 rpm
D 450 rpm
Answer: C 400 rpm
2 What is the use of bent snips?
A Groove cut
B Zigzag cut
C Straight cut
D Circular cut
Answer: D Circular cut
3 Calculate the weight of steel plate having length of 2000 mm, width of 500 mm, thickness of 4 mm and density of 7.85 g/cm3?
A 21.4 Kg
B 31.4 Kg
C 41.4 Kg
D 50.4 kg
Answer: B 31.4 Kg
4 What is the use of stakes in sheet metal work?
A Rest of work
B Supporting piece
C Sharpening
D Folding shapes
Answer: B Supporting piece
5 What is the purpose of groover?
A Releasing of seam
B Compress the seam
C Closing and locking of seam
D Stress relieving during seam operation
Answer: C Closing and locking of seam
6 Which is the operation of covering area of the metal with molten solder?
A Pickling
B Swaging
C Seaming
D Tinning
Answer: D Tinning
7 What is the use of groover in sheet metal work?
A Releasing of seam
B Compress the seam
C Closing and loading of seam
D Stress relieving during seam operation
Answer: C Closing and loading of seam
8 What is the purpose of hole marked as ‘x’?
A Arrest the crack
B Facilitate easy bending
C Make good appearance
D Allow clearance between the ends
Answer: A Arrest the crack
9 How the distance of first rivet is determined from the side edge?
A 3 x dia of rivet
B 2 x dia of rivet
C 2.5 x dia of rivet
D 3.5 x dia of rivet
Answer: B 2 x dia of rivet
10 What is the use of stakes in sheet metal work?
A Sharpening
B Supporting
C Rest of workpiece
D Protect the tool from damage
Answer: B Supporting
11 Why allowance is required while making various types of hems and seams?
A To make good appearance
B To prevent damage to the edges
C To prevent over lapping at the seam
D Maintain correct size and improve the strength
Answer: D Maintain correct size and improve the strength
12 Which sheet metal is easiest to joint and solder?
A Tinned plate
B Lead
C Galvanised iron
D Stainless sheet
Answer: A Tinned plate
13 Which sheet metal withstand contact with water and exposure to weather?
A Black iron
B Copper sheet
C Stainless sheet
D Galvanised iron
Answer: D Galvanised iron
14 What is the purpose of drift in riveting operation?
A Position the rivet
B Make metal to metal joint
C Align the holes to be riveted
D Prevent damage to rivet head
Answer: C Align the holes to be riveted
1 Why burr form on the underside of the sheet metal while shearing?
A No clearance
B Hardened metal
C Increase in force
D Excessive clearance
Answer: A No clearance
2 What is the fault in riveting?
A Burrs between plates
B Rivet head not centered
C Too much allowance given
D Holes on the plate are not in line
Answer: D Holes on the plate are not in line
3 What is the name of riveting defect?
A Too little allowance on shank
B Too much allowance on shank
C Rivet head not centered with shank
D Head of rivet not perpendicular to shank
Answer: B Too much allowance on shank
4 What is the reason for faulty rivetting?
A Burrs between plates
B Too little allowance given
C Improper joining of plates
D Too much allowance given
Answer: A Burrs between plates
5 What is the fault in riveting?
A Too little allowance
B Burrs between the plates
C Holes on the plate not in line
D Rivet body not perpendicular
Answer: A Too little allowance
6 What is the minimum distance between the rivets to avoid buckling?
A 2 D
B 2.5 D
C 3 D
D 3.5 D
1 Which type of filler rod is used in gas welding of stainless steel?
A Pure aluminium
B Copper silver alloy
C Columbium stainless steel
D Copper coated mild steel
Answer: C Columbium stainless steel
2 Name the gas welding defect?
A Porosity
B Lack of fusion
C Oxidised weld
D Incomplete penetration
Answer: B Lack of fusion
3 Name the joint in the arc welding?
A Flush corner joint
B Single fillet lap joint
C Half open corner joint
D Full open corner joint
Answer: C Half open corner joint
4 Which arc welding machine can be used anywhere in the field work even away from electric lines?
A Rectifier set
B Motor generator set
C Engine generator set
D AC welding transformer
Answer: C Engine generator set
5 Which arc welding machine provides better heat distribution in the electrode and job?
A Rectifier set
B Motor generator set
C Welding transformer
D Engine generator set
Answer: A Rectifier set
6 What is the colour painted on the acetylene gas cylinders?
A Black
B Green
C Blue
D Maroon
Answer: D Maroon
7 What is the angle to be maintained in the blow pipe and filler rod in the left ward welding technique?
A 60° & 30°
B 50° & 40°
C 30° & 50°
D 60° & 40°
Answer: A 60° & 30°
8 Name the safety operation carried out in welding plant shown in the figure?
B Cooling the surface to clear gases
C Water forced to clean the surface
D Exhaust duct capture fuses and gases
Answer: D Exhaust duct capture fuses and gases
9 Identify the part marked as ‘x’?
A Safety plug
B Steel bottle
C Valve spindle
D Dissolved acetylene
Answer: A Safety plug
10 What is the name of distortion occurs in the weld direction?
A Angular distortion
B Bending distortion
C Longitudinal distortion
D Transverse distortion
Answer: C Longitudinal distortion
11 What is the name of the metal edge in an angle during welding and cutting operations?
A Kerf
B Drag
C Bevel
D Gouging
Answer: C Bevel
12 What is the oxygen cylinder colour?
A Red
B Blue
C Black
D Maroon
Answer: C Black
13 What is the name of the part marked as ‘X’?
A Handle
B Mixing chamber
C Oxygen control value
D Acetylene control value
Answer: C Oxygen control value
14 What is the name of PPE?
A Portable screen
B Chipping goggles
C Welding hand screen
D Welding helmet screen
Answer: C Welding hand screen
15 What is the name of the part marked as ‘X’?
A Preheat control valve
B Oxygen control valve
C Horizontal adjustment
D Vertical adjustment
Answer: D Vertical adjustment
16 What is the storing capacity of oxygen cylinder?
A 7 m3
B 10 m3
C 14 m3
D 15 m3
Answer: A 7 m3
17 What is the equipment used to protect the body from flying spark during gas cutting?
A Leather cap
B Leather apron
C Leather shoes
D Cutting goggles
Answer: B Leather apron
1 What is the function of AC welding transformer?
A It converts to low voltage high current ampere
B It converts to high voltage and low current ampere
C It converts to low voltage and low current ampere
D It converts to high voltage and high current ampere
Answer: A It converts to low voltage high current ampere
2 What is the disadvantage of AC welding transformer?
A More initial cost
B Not free from arc blow
C More maintenance cost
D Not suitable for welding non ferrous meta
Answer: D Not suitable for welding non ferrous meta
3 Which factor determine the current setting during welding?
A Types of joint
B Position of weld
C Length of electrode
D Diameter of electrode
Answer: D Diameter of electrode
4 What is the OCV for welding in step-down transformer which reduces the main supply voltage (220 or 440 volts)?
A 40 and 100 volt
B 50 and 100 volt
C 30 and 20 volt
D 20 and 25 volt
Answer: A 40 and 100 volt
5 Which is the welding machine designed to supply both A.C and D.C current for welding ferrous and non-ferrous metals using all types of electrode?
A Rectifier set
B Transformer set
C Motor generator set
D Engine generator set
Answer: A Rectifier set
6 Why the cylinder keys are not removed from the cylinder while welding?
A To prevent gas leak
B To adjust the gas supply
C To open and close frequently
D To close quickly in case of fire
Answer: D To close quickly in case of fire
7 Which process blow out the cylinder valve socket before connecting the regulator?
A Cracking
B Back fire
C Flash back
D Pressure testing
Answer: A Cracking
8 What is the purpose of cellulosic electrode in arc welding process?
A Very easy to remove the deposited slag
B Used for high strength steel
C It is used for low carbon steel
D It is suitable for all position
Answer: A Very easy to remove the deposited slag
9 How to extinguish the flame after use in gas welding?
A Shut off oxygen and dip blow pipe in water
B Shut off oxygen and acetylene valve at a time
C Shut off oxygen valve first next acetylene valve
D Shut off acetylene valve first next oxygen valve
Answer: D Shut off acetylene valve first next oxygen valve
10 Why humming sound effects during arc welding?
A Long arc length
B Speedy welding
C Short arc welding
D Normal arc length
Answer: A Long arc length
1 What will cause if the nozzle touches the molten pool?
A Spark
B Smoke
C Back fire
D Flash back
Answer: C Back fire
2 Identify the welding defect shown in figure?
A Under cut
B Cracking
C Lack of fusion
D Incomplete penetration
Answer: A Under cut
3 Which internal defect welding is invisible to naked eye?
A Spatter
B Porosity
C Undercut
D Stray arc
Answer: B Porosity
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