1.

A multiple-threaded screw is designed in such a way for one complete rotation of screw advances to a distance of 5 times the pitch of the screw. If need to make the lead only up to 3 times of the pitch of screw then how many angles should we rotate the screw?

A. 214 degrees
B. 216 degrees
C. 120 degrees
D. 72 degrees
Answer» C. 120 degrees


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