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MCQ - TNPSC JTO

JTO - 551 - Engineering Drawing and Draughtsman

551 - unit - 06 - Screw Threads Bolts Nuts Washers

161)   

 In external threads, the threads are cut on:

A.
B.
C.
D.
162)   

 Which of the following has a flat crest and root with a trapezoidal  form? 

A.
B.
C.
D.
163)   

The lead of a single-start thread is equal to

A.
B.
C.
D.
164)   

 Which thread is suitable for power transmission in one direction only?

A.
B.
C.
D.
165)   

 Right-hand threads are tightened in which direction? 

A.
B.
C.
D.
166)   

 Which thread form is adopted in ISO metric system?

A.
B.
C.
D.
167)   

Unified thread form is mostly used in:

A.
B.
C.
D.
168)   

 Multiple-start threads are mainly used to:

A.
B.
C.
D.
169)   

 Which of the following bolts is used for lifting heavy machine parts?

A.
B.
C.
D.
170)   

Which bolt head is shaped to fit flush with the material surface?

A.
B.
C.
D.
171)   

 A bolt which does not require a nut and fits into a threaded hole is called: 

A.
B.
C.
D.
172)   

 A bolt designed for curved fastening purposes is:

A.
B.
C.
D.
173)   

Cup head bolt is mainly used in:

A.
B.
C.
D.
174)   

Which bolt is best suited for pulling or securing cables or slings?

A.
B.
C.
D.
175)   

Cap nut is used to: 

A.
B.
C.
D.
176)   

Washers and screws 

A.
B.
C.
D.