Assembly MCQ Question and Answer | ITI FITTER 2 YEAR

ITI Fitter 2 YEAR Trade Assembly MCQ Question and Answer for CBT Online exam for NCVT AITT (All India Trade Test).  Practice all FITTER Trade MCQ (Multiple choice Question). Also you can practice mock test exam online

Fitter 2 year Trade MCQ also useful for competitive exam like PSU Job exam As well as Government Job Exam, Apprentice job.

ITI Fitter 2 year | Assembly MCQ

1.

Which special file used for narrow work?

1. Pillar file
2. Square file
3. Dread naught file
4. Swiss pattern file

2.

Why slots are provided in the slotted castle nuts?

1. To fix split pins
2. For good appearance
3. Reduce the weight of nut
4. For easy removal and fitment

3.

What is the name of the limit gauge?

1. 0
2. Taper plug gauge
3. Progressive plug gauge
4. Double ended plug gauge

4.

What is the name of the gauge?

1. Ring gauge
2. Plug gauge
3. Taper ring gauge
4. Taper plug gauge

5.

Which gauge is used to check the gap between the mating parts?

1. Slip gauge
2. Plug gauge
3. Feeler gauge
4. Radius gauge

6.

Which material is used to clean the slip gauge?

1. Wax
2. Kerosene
3. Soluble oil
4. Carbon tetra chloride

7.

Which material is to wash off the lapping plate after charging?

1. Oil
2. Kerosene
3. Coolant oil
4. Petroleum jelly

8.

Which material is used to protect slip gauge from rust?

1. Oil
2. Wax
3. Kerosene
4. Petroleum jelly

9.

What is the procedure to built up the slip gauge for particular dimension?

1. Start wringing with the largest slip gauges
2. Maximum number of block
3. Built with grade ‘0’ accuracy
4. Start wringing with the small slip gauge

10.

What is the name of the gauge?

1. Plain snap gauge
2. Thread snap gauge
3. Thread pitch gauge
4. Adjustable snap gauge

11.

Which finishing process have a high degree of dimensional accuracy?

1. Filing
2. Turning
3. Grinding
4. Lapping

12.

Which is the abrasive used for lapping soft steel and non-ferrous metals?

1. Silicon carbide
2. Diamond
3. Boron carbide
4. Fused alumina

13.

Why grooves are provided on the surface of the laping plate?

1. To allow expansion
2. To provide clearance
3. To retain the abrasive
4. To permit minor adjustment

14.

What is the method of surface hardening?’

1. Nitriding
2. Pack - carburising
3. Flame hardening
4. Induction hardening

15.

What is the name of the limit gauge?

1. Nitriding
2. Case hardening
3. Flame hardening
4. Induction hardening

16.

What is the name of the heat treatment process for reheating the hardened steel to a temperature below 400°C followed by cooling?

1. Annealing
2. Hardening
3. Tempering
4. Normalising

17.

Why the tempering process carried out in steel?

1. To add cutting ability
2. To relive strain and stress
3. To refine the grain structure
4. To regulate the hardness and toughness

18.

What is the purpose of annealing in steel?

1. To add cutting ability
2. To increase wear resistance
3. To relieve the internal stress
4. To refine the grain structure of the steel

19.

What is the name of the key?

1. Sunk key
2. Feather key
3. Flat saddle key
4. Hollow saddle key

20.

What is the purpose of key?

1. To transmit torque
2. Assembly purpose
3. Lock the assembly part
4. Permit clearance between mating part

21.

What is the ratio of key way taper?

1. 01:19
2. 01:20
3. 01:50
4. 1:100

22.

What is the name of key?

1. Taper sunk key
2. Flat saddle key
3. Parallel sunk key
4. Hallow saddle key

23.

Which type of metal screws useful for self tapping on hard or brittle materials?

1. Self piercing
2. Thread cutting
3. Thread forming
4. Hammer driven screw

24.

Where the wing nuts are used?

1. In coach building work
2. Heavy duty assembly work
3. Loosen and tighten without wrench
4. Provide decorative appearance

25.

What is the name of the gauge?

1. Pitch gauge
2. Angle gauge
3. Feeler gauge
4. Radius gauge

26.

Which gauge is used to check the accuracy of an external thread?

1. Snap gauge
2. Thread ring gauge
3. Thread plug gauge
4. Screw pitch gauge

27.

What is the instrument used in measuring external diameter?

1. Vernier caliper
2. Outside caliper
3. Parallel leg caliper
4. Pair of special jaws by using slip gauge

28.

Find out the height of slip gauge ‘a’?(sin 25°= 0.4226)

1. 84.50 mm
2. 84.52 mm
3. 84.51 mm
4. 85.20 mm

29.

How many set of feeler gauges are available as per BIS?

1. Set No: 1, 2
2. Set No: 1, 2, 3, 4
3. Set No: 1, 2, 3, 4,5
4. Set No: 1, 2, 3, 4,5, 6

30.

What material is used to make radius and fillet gauge?

1. Tool steel
2. Hardened steel sheet
3. High carbon steel
4. Medium carbon steel

31.

What is the part marked ‘x’ in lapping tool?

1. Slit
2. Bush
3. Sleeve
4. Groove

32.

What is the purpose of slit provided in the lapping tool?

1. For clearance
2. For expansion
3. To retain abrasive
4. To adjust the sleeve

33.

What is the name of operation?

1. Internal ring lapping
2. External ring lapping
3. Lapping internal cylinder
4. Charging cylindrical laps

34.

What type of abrasives are used in honing the cast iron and non-ferrous materials?

1. Diamond
2. Boron carbide
3. Silicon carbide
4. Aluminium oxide

35.

What is the name of the limit gauge?

1. Nitriding
2. Case hardening
3. Flame hardening
4. Induction hardening

36.

What is the process if the steel is heated upto critical temperature and cooling it very slowly in furnace?

1. Annealing
2. Hardening
3. Tempering
4. Normalising

37.

What is the process to refine the structure of steel component?

1. Tempering
2. Annealing
3. Hardening
4. Normalising

38.

Which method of surface hardening is done in a heated salt bath?

1. Flame hardening
2. Gas carburising
3. Pack carburising
4. Liquid carburising

39.

What is the name of the part marked ‘x’?

1. Taper shaft
2. Splined shaft
3. Serrated shaft
4. Screw pitch gauge

40.

Which key has rectangular cross section is fit into keyway cut on both shaft and hub?

1. Sunk key
2. Feather key
3. Flat saddle key
4. Hollow saddle key

41.

Which key is useful for fitting on tapered shafts?

1. Feather key
2. Gib head key
3. Woodruff key
4. Flat saddle key

42.

Where the circular taper key is used?

1. Light duty transmission
2. Bi-directional rotation
3. Lengthy shaft
4. Tapered shaft

43.

How the plain bearings are kept in a position without allowing them to rotate along with the shaft?

1. By clamps
2. By bolt and nut
3. By key or screws
4. By locking device

44.

What is the name of the key?

1. Flat saddle key
2. Taper sunk key
3. Parallel sunk key
4. Hollow saddle key

45.

What is the name of the key?

1. Sunk key
2. Feather key
3. Gib head key
4. Wood ruff key

46.

What is the file for lock repair and filing hard notches in keys?

1. Pillar file
2. Flexible file
3. Warding file
4. Swiss pattern file

47.

What is the name of screw?

1. Grub screw
2. Driver screw
3. Self taping screw
4. Thread cutting screw

48.

What is the advantage of lock washer?

1. Provide increased bearing surface
2. Prevent the damage to the surface
3. Distribute even pressure on working surface
4. Prevent bolt or nut from loosening under vibration

49.

What is the name of screw driver?

1. Offset screw driver
2. Philips screw driver
3. Standard screw driver
4. Heavy duty screw driver

50.

What is the name of locking device?

1. Tab washer
2. Locking plate
3. Lock washer
4. Spring washer

51.

What is the advantage of using Gib headed key?

1. Used for tapered fittings
2. Can be withdrawn easily
3. Provides unidirectional torque
4. Good in high speed application

52.

Which file is used for finishing sharp corners?

1. Pillar file
2. Riffler file
3. Barrette file
4. Warding file

53.

What is the name of file?

1. Tinker’s file
2. Crossing file
3. Swiss pattern file
4. Dread naught file

54.

What is the name of the limit gauge?

1. Profile gauge
2. Snap gauge
3. Caliper gauge
4. Progressive gauge

55.

What is the purpose of feeler gauge?

.

1. Check the depth of drilled hole
2. Check the pitch of screw thread
3. Check the radius of workpiece
4. Check the gap between the mating parts

56.

What is the name of gauge?

1. Drill gauge
2. Centre gauge
3. Profile gauge
4. Standard wire gauge

57.

Which gauge is used to check the outside diameter of a cylindrical shaft?

1. Plug gauge
2. Plain ring gauge
3. Taper ring gauge
4. Progressive plug gauge

58.

What is the act of joining the slip gauges

1. Glazing
2. Pinning
3. Loading
4. Wringing

59.

What material is used to make sine bar?

1. Invar steel
2. High speed steel
3. High carbon steel
4. Stabilized chromium steel

60.

How the length of sine bar is specified?

1. Distance between outer point of roller
2. Distance between inner point of roller
3. Distance between centre point of rollers
4. Distance between the edges of sine bar

61.

Which one forms the hypotenuse of the triangle while checking with sine bar?

1. Surface plate
2. Sine bar width
3. Sine bar length
4. Slip gauges height

62.

What is the effect of excessive application of abrasive compound in lapping operation?

1. Developing inaccuracies
2. Bright spots will be visible
3. Obstruct component movement
4. Lapping compound will be sticky

63.

What is caused if the lap is harder than the workpiece?

1. Workpiece will cut the lap
2. Accuracy can’t be obtained
3. Lap will cut the workpiece
4. Lapping operation leaves high spots

64.

What is the name of the limit gauge?

1. Cast iron
2. Aluminium
3. Bronze or zinc
4. Copper or brass

65.

What is the name of surface texture measuring instrument?

1. Dial test indicator
2. Electrical surface indicator
3. Electronic surface indicator
4. Mechanical surface indicator

66.

Why manual stroking is preferred for large quantities in honing operation?

1. To reduce cost
2. To reduce time
3. To keep close tolerance
4. To reduce maintenance cost

67.

What is the purpose of hardening?

1. Refine the structure
2. Increase toughness
3. Increase cutting ability
4. Relieve stress and strain

68.

Which method of heat treatment to improve machinability and ductility in the job?

1. Annealing
2. Hardening
3. Tempering
4. Normalizing

69.

What is the disadvantage of flame hardening in the heat treatment process?

1. More distortion
2. Long hardening time
3. Small depth of hardening
4. Not suitable for small workpieces

70.

What is the name of method in metallic coating done by rolling or drawing the layers of metal on the base metal?

1. Spraying
2. Cladding
3. Enameling
4. Molten metal bath

71.

Which type of key used if the hub of pulley has to axially slide on the shaft to some distance?

1. Feather key
2. Flat saddle key
3. Circular taper key
4. Hallow saddle key

72.

What is the name of the file?

1. Pillar file
2. Warding file
3. Dreadnought file
4. Swiss pattern file

73.

Which nut protect the bolt end thread from damages?

1. Cap nut
2. Castle nut
3. Slotted nut
4. Knurled nut

74.

Which grade slip gauge is used for

1. Grade 00
2. Grade 0
3. Grade I
4. Grade II

75.

Which material is used to make slip gauge block?

1. Tool steel
2. Low grade steel
3. High grade steel with low thermal expansion
4. High carbon steel

76.

Which operation the fine abrasive particles are used?

1. Filing
2. Lapping
3. Scraping
4. Polishing

77.

What is the purpose of normalising?

1. Add cutting ability
2. Develop high hardness
3. Increase wear resistance
4. Remove stress and strain

78.

Which structure of steel contain 0% carbon?

1. Ferrite
2. Pearlite
3. Austenite
4. Cementite

79.

What is the method of surface hardening?

1. Nitriding
2. Case hardening
3. Flame hardening
4. Induction hardening

80.

What is the name of the limit gauge?

1. Flat saddle key
2. Tapper sunk key
3. Woodruft key
4. Tangential key

81.

What is the use of ring gauge?

1. Check hole diameter
2. Check shaft diameter
3. Check tapered shaft diameter
4. Check internal thread diameter

82.

Which gauge is used to check the accuracy of an internal thread?

1. Ring gauge
2. Snap gauge
3. Thread ring gauge
4. Centre gauge

83.

What is the name of the gauge?

1. Ring gauge
2. Snap gauge
3. Taper ring gauge
4. Internal thread gauge

84.

What is the procedure to select the slip gauge for particular dimension?

1. Built with grade accuracy
2. Minimum number of block
3. Maximum number of block
4. Start wringing with small size slip gauge

85.

Which process improves the quality of fit between the mating components?

1. Filing
2. Turning
3. Grinding
4. Lapping

86.

Which abrasive is used for lapping hardened steel and cast iron?

1. Silicon carbide
2. Boron carbide
3. Aluminium oxide
4. Fused aluminum

87.

Which finishing operation is performed by the tool that rotate and reciprocate simultaniously?

1. Drilling
2. Honing
3. Lapping
4. Grinding

88.

Why holes provided in ring type lap?

1. Lubrication
2. Removal of heat
3. Hold lapping compound
4. Increase the efficiency

89.

Which type of key has one face curvature to match shaft surface?

1. Sunk key
2. Flat saddle key
3. Circular taper key
4. Hallow saddle key

90.

What is the name of the key?

1. Parallel sunk key
2. Gib head key
3. Wood ruff key
4. Tapper sunk key

91.

Which type of cutting tool is tempered by heating upto 230°C?

1. Taps
2. Drills
3. Turning tool
4. Reamers

92.

Why normalising process carried out in steel?

1. To add cutting ability
2. To develop high hardness
3. To remove stress and strain
4. To increase wear resistance

93.

Which heat treatment process increases the wear resistance of steel?

1. Annealing
2. Tempering
3. Hardening
4. Normalising

94.

What is the name of the limit gauge?

1. To soften the steel
2. To add cutting ability
3. To increase wear resistance
4. To refine the grain structure of the steel

95.

Why square head screws are provided with collar?

1. Protect work surface
2. Raise the head width
3. Provide leak proof joint
4. Provide access for tools

96.

What is the purpose of taper plug gauges?

1. Check the hole with perfect fit
2. Check the inside threaded dia
3. Check tapered hole with perfect fit
4. Check the tapered accuracy of outside dia

97.

Why slots are provided in the adjustable ring lap?

1. For lubrication
2. Permit clearance
3. For expansion
4. Permit feeding of lapping compound

98.

Which abrasive has not excellent cutting properties and expensive?

1. Diamond
2. Boron carbide
3. Silicon carbide
4. Aluminium oxide

99.

What is lapping?

1. Filing operation
2. Grinding operation
3. Chiseling operation
4. Precision finishing operation

100.

What is the name of the lap tool?

1. Split bush lap
2. Adjustable ring lap
3. Adjustable solid lap
4. Charging cylindrical lap

102.

What is the type of screw?

1. Square set screw
2. Grub screws
3. Round head screw
4. Square head screw

103.

What is the name of the nut?

1. Castle nut
2. Slotted nut
3. T - Nut
4. Cap nut

104.

What is the name of the nut?

1. Castle nut
2. Hexagon weld nut
3. Hexagon nut with collar
4. Self locking nut

105.

What is the name of tool?

1. Face wrench
2. Hook spanner
3. Face pin wrench
4. Pin wrench

106.

What is the type of screw?

1. Hexagon socket head cap screws
2. Hexagon head screws
3. Counter sink head screws
4. Raised cheese hand screws

107.

What is the file that is rectangular in section and parallel in width with one safe edge?

1. Dreadnaught file
2. Pillar file
3. Warding file
4. Swiss pattern file

108.

Which file will have double cut on faces and single cut at edges?

1. Pillar file
2. Single cut file
3. Rasp cut file
4. Warding file

109.

What is the nameof the file?

1. Pillar file
2. Warding file
3. Swiss pattern file
4. Dreadnaught file

110.

What is the name of gauge?

1. Thread plug gauge
2. Thread ring gauge
3. Caliper gauge
4. Ring gauge

111.

What is the name of gauge?

1. Taper gauge
2. Snap gauge
3. Progressive plug gauge
4. Double end plug gauge

112.

What is the use of drill gauge?

1. Check the diameter of the drill
2. Check the length of the drill
3. Check the cutting angle of the drill
4. Check the lip length

113.

What is marked as ‘X’?

1. Length
2. Depth surface
3. Contact rollers
4. Width

114.

What is marked as ‘X’?

1. Height of slip gauge
2. Length of sine bar
3. Datum surface
4. Adjacent side

115.

What is the name of the limit gauge?

1. Screw pitch gauge
2. Angle gauge
3. Slip gauge
4. Centre gauge

116.

What is the name of gauge?

1. Centre gauge
2. Screw pitch gauge
3. Radius gauge
4. Snap gauge

117.

What is the type of gauge?

1. Thread ring gauge
2. Roller type thread caliper gauge
3. Thread plug gauge
4. Anvil type thread snap gauge

118.

What is the type of gauge?

1. Double ended plug gauge
2. Progressive plug gauge
3. Taper plug gauge
4. Taper ring gauge

119.

What is marked as ‘X ‘?

1. Double ended plug gauge - No Go
2. Progressive plug gauge - Go
3. Taper plug gauge- Go
4. Progressive plug gauge - No Go

120.

What is the gauge?

1. Snap gauge
2. Progressive plug gauge
3. Taper ring gauge
4. Taper plug gauge

121.

What is marked as ‘X ‘?

1. Thread ring gauge - Go
2. Thread ring gauge - No Go
3. Ring gauge
4. Thread pitch gauge

122.

What is the name of the limit gauge?

1. Thread ring gauge
2. Thread plug gauge
3. Thread pitch gauge
4. Taper plug gauge

123.

What is the quenching media used in heat treatment to obtain faster rate of cooling?

1. Brine solution
2. Air
3. Oil
4. Water

124.

What is marked as ‘X’ ?

1. Upper critical temperature
2. Lower critical temperature
3. Austenite
4. Ferrite

125.

What is the angle of elbows and bends that provide diversions?

1. 90° &45°
2. 30° &60°
3. 20° &40°
4. 70° &120°

126.

What type of screws are used in the places were frequent removal and assembling?

1. Square head screws
2. Hexagon socket head cap screws
3. Round head screws
4. Cheese head screws

127.

What type of nuts are used in coach building work?

1. Square nut
2. T-nuts
3. Wing nuts
4. Cap nuts

128.

What is the name of nut having top part in cylindrical shape and bottom part in hexagonal shape?

1. Slotted nut
2. T - Nuts
3. Cap nuts
4. Castle nuts

129.

What is the name of the limit gauge?

1. Pan head screw
2. Cheese head screw
3. Round head screw
4. Hexagon head screws

130.

Which type of machine screw is used in light assembly work?

1. Hexagon head screw
2. Cheese head screw
3. Hexagon socket head cap screws
4. Square head counter sink head screws

131.

Which file wil have sharp and parallel teeth used on soft and non metalic materials?

1. Pillar file
2. Tinker file
3. Dreadnaught file
4. Warding file

132.

Which file used as finishing tool and ensure precision smoothness?

1. Swiss pattern file
2. Pillar file
3. Dreadnaught file
4. Warding file

133.

What is the thickness range of BIS set of feeler gauge ?

1. 0.01 mm to 1 mm in steps of0.01 mm
2. 0.02 mm to 1 mm in steps of 0.02 mm
3. 0.03 mm to 1 mm in steps of 0.01 mm
4. 0.04 mm to 1 mm in steps of 0.01 mm

134.

What is the height of slip gauge (25° = 0.4226)?

1. 41.26
2. 42.26
3. 43.26
4. 44.26

135.

What is the instrument used for measuring external diameter of workpiece?

1. Parallel leg caliper
2. Outside caliper
3. Pair of special jaws by using slip gauge
4. Vernier caliper

136.

What is the calibration grade of slip gauges?

1. Grade 0
2. Grade 00
3. Grade I
4. Grade II

137.

What is the grade of slip gauges are used for inspection purpose?

1. Grade I accuracy
2. Grade ‘0’ accuracy
3. Grade ‘00’ accuracy
4. Grade II accuracy

138.

What is the method of build of size using slip gauge?

1. Wringing
2. Sliding
3. Glazing
4. Loading

139.

What is the gauge used?

1. Thread ring gauge
2. Thread plug gauge
3. Screw pitch gauge
4. Thread caliper gauge

140.

What is the name of the limit gauge?

1. Check the outside diameter
2. Check the holes diameter
3. Check the tapered shaft diameter
4. Check the outside threads

141.

What is the range of size in individual radius gauges?

1. Step of 1mm
2. Step of 0.5mm
3. Step of 1.5mm
4. Step of 2mm

142.

What is the gauge to check acceptable size on external diameter of a shaft?

1. Ring gauge - Go
2. Plug gauge - Go
3. Ring gauge - No Go
4. Plug gauge - No Go

143.

What is the finishing process carried out with abrasive sticks to correct the profile of internal cylindrical surfaces?

1. Lapping
2. Honing
3. Grinding
4. Filing

144.

Which lapping material used for easy charging and rapid cutting?

1. Cast iron
2. Copper and brass
3. Close grained iron
4. White cast iron

145.

Which lap material in expensive and can be expanded if worn out?

1. Brass
2. Cast iron
3. Lead
4. Bronze

146.

Which type of abrasive material is externely hard and used in lapping for heavy stock removal?

1. Silicon carbide
2. Aluminium oxide
3. Boron carbide
4. Diamond

147.

Which abrasive is used for lapping dies and gauges?

1. Boron carbide
2. Silicon carbide
3. Diamond
4. Aluminium oxide

148.

Which is the hardest of all abrasive material and used for lapping tungsten carbide?

1. Silicon carbide
2. Boron carbide
3. Diamond
4. Aluminium oxide

149.

What is the name of the limit gauge?

1. Silicon carbide
2. Diamond
3. Boron carbide
4. Aluminium oxide

150.

What is the purpose of lapping vehicles?

1. Regulate cutting action and lubricate surface
2. Medium effective operation
3. Decrease dimensional accuracy
4. Decrease cutting ability

151.

Which lapping vehicle is used for lapping copper and its alloys?

1. Vegetable oil
2. Machine oil
3. Soluble oil
4. Petroleum jelly

152.

What is the purpose of lapping tool?

1. Lapping tool for external surface
2. Lapping tool for internal surface
3. Lapping tool for external cylindrical surface
4. Lapping tool for internal cylindrical surface

153.

What is the temperature that change of structure to austenite starts at 723° in heat treatment process?

1. Lower critical temperature
2. Upper critical temperature
3. Melting temperature
4. Critical temperature

154.

What is the heat treatment process if the steel heated above critical range and soaking it for sufficient time to allow necessary changes to occur for cooling it very slowly within the furnace ?

1. Annealing
2. Hardening
3. Tempering
4. Normalising

155.

What is the name of hot steel cooled rapidly to form a new structure ?

1. Ferrite
2. Austenite
3. Martensite
4. Pearlite

156.

What is the process to add cutting ability and wear resistance on steel?

1. Tempering
2. Annealing
3. Normalising
4. Hardening

157.

What is the heat treatment process to remove extreme brittleness and induce toughness and shock resistance in steel?

1. Tempering
2. Annealing
3. Normalising
4. Hardening

158.

What is the process of steel being heated to required temperature and held in the same temperature for a period of time?

1. Soaking
2. Heating
3. Quenching
4. Hardening

159.

What is the purpose of brine solution, water, oil and air used in heat treatment process?

1. Soaking
2. Qunching
3. Heating
4. Austenite

160.

What quneching media is used for special alloy steel?

1. Brine solution
2. Water
3. Oil
4. Cold Air

161.

What is the heat treatment process of reheating the hardened steel to a temperature below 400°C followed by cooling?

1. Tempering
2. Hardening
3. Annealing
4. Normalising

162.

What is the purpose of annealing ?

1. To relieve the internal stress
2. To add cutting ability
3. To refine the grain structure ofthe steel
4. To increase wear resistance

163.

What is the process of removing the internal defects of steel components?

1. Annealing
2. Normalising
3. Hardened
4. Tempering

164.

Which key is used for transmitting light torque?

1. Saddle key
2. Woodruff key
3. Gib head key
4. Feather key

165.

How the mechanical properties of steel like strength, toughness, ductility are affected?

1. By tempering
2. By hardening
3. By annealing
4. By normalising