Which of the following is true with regard to self-locking screw? – McqOptions

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1.	Which of the following is true with regard to self-locking screw?
A.	The friction angle is equal to or greater than the Lead angle.
B.	The friction angle is less than the Lead angle.
C.	The friction angle is half of the Lead angle.
D.	The friction angle is 1 / 3rd of the Lead angle.
Answer» B. The friction angle is less than the Lead angle.

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