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MCQ - TNPSC JTO

JTO - 436 - Fitter

436 - Unit VI Turning

65)   

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

A.
B.
C.
D.
66)   

In thread cutting, the carriage is moved by

A.
B.
C.
D.
67)   

The apron mechanism contains:

A.
B.
C.
D.
68)   

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

A.
B.
C.
D.
69)   

The tumbler gear mechanism in a lathe is used for:

A.
B.
C.
D.
70)   

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

A.
B.
C.
D.
71)   

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

A.
B.
C.
D.
72)   

The cross-feed screw in a lathe moves the:

A.
B.
C.
D.
73)   

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

A.
B.
C.
D.
74)   

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

A.
B.
C.
D.
75)   

The difference between feed rod and lead screw is:

A.
B.
C.
D.
76)   

The spindle speed in a lathe is controlled by:

A.
B.
C.
D.
77)   

The lathe bed is usually made of:

A.
B.
C.
D.
78)   

Which part of the lathe houses the feed reversing mechanism ?

A.
B.
C.
D.
79)   

The function of the saddle is to:

A.
B.
C.
D.
80)   

The movement of the cross-slide is:

A.
B.
C.
D.