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The maximum efficiency of square threaded power depends upon

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+1 vote
in Machine Kinematics by (38.0k points)
The maximum efficiency of square threaded power depends upon

(a) lead angle of screw

(b) friction angle

(c) pitch of screw

(d) nominal diameter of screw

I got this question during an online interview.

Asked question is from Friction of a V-thread topic in portion Friction of Machine Kinematics

1 Answer

0 votes
by (106k points)
Correct answer is (b) friction angle

Explanation: The efficiency of a square threaded screw depends upon the helix angle α and the friction angle φ.

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