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Mechanical Engineering · Q80

Machine Design

Engineering and GATE · Mechanical Engineering · question 80

Q80

A screw will be self locking, if

A.
Friction angle is less than helix angle
B.
Friction angle is more than helix angle
Answer
C.
Friction angle is equal to helix angle
D.
Efficiency of screw is 100%

Answer: Option B

Solution

Answer: Option B
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