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MCQ - Mechanical TNPSC JTO
JTO - 436 - Fitter - 436 - Unit VI Turning

51)   

Which property is most important for a cutting tool to withstand high temperature?

A.
B.
C.
D.
Answer: B
52)   

When machining aluminum, the cutting tool material commonly used is:

A.
B.
C.
D.
Answer: B
53)   

Which factor determines the rake angle of the selected tool?

A.
B.
C.
D.
Answer: A
54)   

For fine finishing operations, the tool selected should have:

A.
B.
C.
D.
Answer: C
55)   

For cutting hard alloys, the most preferred cutting tool material is:

A.
B.
C.
D.
Answer: B
56)   

The point where the cutting edges meet is called:

A.
B.
C.
D.
Answer: B
57)   

Which angle affects chip flow direction in a lathe tool?

A.
B.
C.
D.
Answer: B
58)   

The side flank of a tool is the surface

A.
B.
C.
D.
Answer: A
59)   

The lip angle in a lathe tool is the angle between:

A.
B.
C.
D.
Answer: A
60)   

The nose radius in a lathe tool helps to:

A.
B.
C.
D.
Answer: A
61)   

Which operation uses a form tool to produce a specific contour?

A.
B.
C.
D.
Answer: B
62)   

The process of producing threads on a workpiece in a lathe is called:

A.
B.
C.
D.
Answer: B
63)   

Internal threads in a lathe are produced using:

A.
B.
C.
D.
Answer: C
64)   

Which lathe operation is used to produce a conical surface?

A.
B.
C.
D.
Answer: C
65)   

 Drilling in a lathe is done with the drill held in:

A.
B.
C.
D.
Answer: B
66)   

In thread cutting, the carriage is moved by

A.
B.
C.
D.
Answer: C
67)   

The apron mechanism contains:

A.
B.
C.
D.
Answer: A
68)   

The quick-change gearbox in a lathe is used to:

A.
B.
C.
D.
Answer: B
69)   

The tumbler gear mechanism in a lathe is used for:

A.
B.
C.
D.
Answer: A
70)   

The unit for measuring pitch of a thread in metric system is:

A.
B.
C.
D.
Answer: A
71)   

In thread cutting, the relationship between lead screw and spindle is maintained by:

A.
B.
C.
D.
Answer: A
72)   

The cross-feed screw in a lathe moves the:

A.
B.
C.
D.
Answer: B
73)   

The main function of the clutch in the feed mechanism is to:

A.
B.
C.
D.
Answer: B
74)   

While cutting threads, the depth of cut is reduced in each pass by adjusting:

A.
B.
C.
D.
Answer: B
75)   

The difference between feed rod and lead screw is:

A.
B.
C.
D.
Answer: B