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MCQ - TNPSC JTO

JTO - 436 - Fitter

436 - Unit II Basic Fitting

81)   

Blank size for external threading is:

A.
B.
C.
D.
82)   

The formula to find tap drill size (for metric threads) is:

A.
B.
C.
D.
83)   

A twist drill has how many cutting edges?

A.
B.
C.
D.
84)   

The most common drill angle for general purpose drilling is:

A.
B.
C.
D.
85)   

Radial drilling machine is suitable for:

A.
B.
C.
D.
86)   

The taper commonly used in drilling machines is:

A.
B.
C.
D.
87)   

The file used to finish internal curved surfaces is:

A.
B.
C.
D.
88)   

Which tool is used to mark parallel lines on a workpiece?

A.
B.
C.
D.
89)   

The part of a scriber that makes contact with the metal is:

A.
B.
C.
D.
90)   

Which tool is best for checking angles other than 90°?

A.
B.
C.
D.
91)   

The angle plate is generally made of:

A.
B.
C.
D.
92)   

Which part of the combination set is used for measuring angles?

A.
B.
C.
D.
93)   

Which caliper is used to check outer diameters?

A.
B.
C.
D.
94)   

Which type of punch is used to enlarge existing holes?

A.
B.
C.
D.
95)   

Which instrument is used to hold round jobs for marking?

A.
B.
C.
D.
96)   

A centre-finding steel rule is used for:

A.
B.
C.
D.