Mechanical Engineering - Theory of machines - Discussion

Discussion Forum : Theory of machines - Section 5 (Q.No. 10)

Theory of machines

10.

The factional torque for square thread at the mean radius r while raising load W is given by

T = W.r tan(φ - α)

T = W.r tan(φ + α)

T = W.r tan α

T = W.r tan φ

Answer: Option

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