FITTER QUESTION 2nd year 5
53 What is the name of file?
A Tinker’s file
B Crossing file
C Swiss pattern file
D Dread naught file
Correct Answer:- A Tinker’s file
54 Which device is used to check the workpiece to confirm the shape?
A Profile gauge
B Snap gauge
C Caliper gauge
D Progressive gauge
Correct Answer:- A Profile gauge
55 What is the purpose of feeler gauge?
A Check the depth of drilled hole
B Check the pitch of screw thread
C Check the radius of workpiece
D Check the gap between the mating parts
Correct Answer:- D Check the gap between the mating parts
56 What is the name of gauge?
A Drill gauge
B Centre gauge
C Profile gauge
D Standard wire gauge
Correct Answer:- D Standard wire gauge
57 Which gauge is used to check the outside diameter of a cylindrical shaft?
A Plug gauge
B Plain ring gauge
C Taper ring gauge
D Progressive plug gauge
Correct Answer:- B Plain ring gauge
58 What is the act of joining the slip gauges together for building up sizes?
A Glazing
B Pinning
C Loading
D Wringing
Correct Answer:- D Wringing
59 What material is used to make sine bar?
A Invar steel
B High speed steel
C High carbon steel
D Stabilized chromium steel
Correct Answer:- D Stabilized chromium steel
60 How the length of sine bar is specified?
A Distance between outer point of roller
B Distance between inner point of roller
C Distance between centre point of rollers
D Distance between the edges of sine bar
Correct Answer:- C Distance between centre point of rollers
61 Which one forms the hypotenuse of the triangle while checking with sine bar?
A Surface plate
B Sine bar width
C Sine bar length
D Slip gauges height
Correct Answer:- C Sine bar length
62 What is the effect of excessive application of abrasive compound in lapping operation?
A Developing inaccuracies
B Bright spots will be visible
C Obstruct component movement
D Lapping compound will be sticky
Correct Answer:- A Developing inaccuracies
63 What is caused if the lap is harder than the workpiece?
A Workpiece will cut the lap
B Accuracy can’t be obtained
C Lap will cut the work piece
D Lapping operation leaves high spots
Correct Answer:- A Workpiece will cut the lap
64 Which material is used to make small diameter laps?
A Cast iron
B Aluminium
C Bronze or zinc
D Copper or brass
Correct Answer:- D Copper or brass
65 What is the name of surface texture measuring instrument?
A Dial test indicator
B Electrical surface indicator
C Electronic surface indicator
D Mechanical surface indicator
Correct Answer:- D Mechanical surface indicator
66 Why manual stroking is preferred for large quantities in honing operation?
A To reduce cost
B To reduce time
C To keep close tolerance
D To reduce maintenance cost
Correct Answer:- C To keep close tolerance
67 What is the purpose of hardening?
A Refine the structure
B Increase toughness
C Increase cutting ability
D Relieve stress and strain
Correct Answer:- C Increase cutting ability
68 Which method of heat treatment to improve machinability and ductility in the job?
A Annealing
B Hardening
C Tempering
D Normalizing
Correct Answer:- A Annealing
69 What is the disadvantage of flame hardening in the heat treatment process?
A More distortion
B Long hardening time
C Small depth of hardening
D Not suitable for small work pieces
Correct Answer:- D Not suitable for small work pieces
70 What is the name of method in metallic coating done by rolling or drawing the layers of metal on the base metal?
A Spraying
B Cladding
C Enameling
D Molten metal bath
Correct Answer:- B Cladding
71 Which type of key used if the hub of pulley has to axially slide on the shaft to some distance?
A Feather key
B Flat saddle key
C Circular taper key
D Hallow saddle key
Correct Answer:- A Feather key
72 What is the name of file?
A Pillar file
B Warding file
C Dreadnaught file
D Swiss pattern file
Correct Answer:- B Warding file
73 Which nut protects the bolt end thread from damages?
A Cap nut
B Castle nut
C Slotted nut
D Knurled nut
Correct Answer:- A Cap nut
74 Which grade slip gauge is used for precision tool room applications?
A Grade 00 B Grade 0 C Grade I D Grade II
Correct Answer:- C Grade I
75 Which material is used to make slip gauge block?
A Tool steel
B Low grade steel
C High grade steel with low thermal expansion
D High carbon steel
Correct Answer:- C High grade steel with low thermal expansion
76 Which operation is performed with fine abrasive particles?
A Filing
B Lapping
C Scraping
D Polishing
Correct Answer:- B Lapping
77 What is the purpose of normalising?
A Add cutting ability
B Develop high hardness
C Increase wear resistance
D Remove stress and strain
Correct Answer:- D Remove stress and strain
78 Which structure of steel contain 0% carbon?
A Ferrite
B Pearlite
C Austenite
D Cementite
Correct Answer:- A Ferrite
79 What is the method of surface hardening?
A Nitriding
B Case hardening
C Flame hardening
D Induction hardening
Correct Answer:- D Induction hardening
80 Which type of key is used for transmitting high torque on both direction of rotation?
A Flat saddle key
B Taper sunk key
C Woodruft key
D Tangential key
Correct Answer:- D Tangential key
81 What is the use of ring gauge?
A Check hole diameter
B Check shaft diameter
C Check tapered shaft diameter
D Check internal thread diameter
Correct Answer:- B Check shaft diameter
82 Which gauge is used to check the accuracy of an internal thread?
A Ring gauge
B Snap gauge
C Thread ring gauge
D Centre gauge
Correct Answer:- C Thread ring gauge
83 What is the name of the gauge?
B Snap gauge
C Taper ring gauge
D Internal thread gauge
Correct Answer:- C Taper ring gauge
84 What is the procedure to select the slip gauge for particular dimension?
A Built with grade accuracy
B Minimum number of blocks
C Maximum number of block
D Start wringing with small size slip gauge
Correct Answer:- D Start wringing with small size slip gauge
85 Which process improves the quality of fit between the mating components?
A Filing
B Turning
C Grinding
D Lapping
Correct Answer:- D Lapping
86 Which abrasive is used for lapping hardened steel and cast iron?
A Silicon carbide
B Boron carbide
C Aluminium oxide
D Fused aluminum
Correct Answer:- A Silicon carbide
87 Which finishing operation is performed by the tool that rotate and reciprocate simultaneously?
A Drilling
B Honing
C Lapping
D Grinding
Correct Answer:- B Honing
88 Why holes are provided in ring type lapping?
A Lubrication
B Removal of heat
C Hold lapping compound
D Increase the efficiency
Correct Answer:- C Hold lapping compound
89 Which type of key has one face curvature to match shaft surface?
A Sunk key
B Flat saddle key
C Circular taper key
D Hallow saddle key
Correct Answer:- D Hallow saddle key
90 What is the name of key?
A Parallel sunk key
B Gib head key
C Wood ruff key
D Tapper sunk key
Correct Answer:- A Parallel sunk key
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