Theory of machines - Engineering

Q1:

The frictional torque transmitted in a truncated conical pivot bearing, considering uniform pressure, is

A μ W cosec α (r1 + r2)

B μ W cosec α (r1 + r2)

C μ W cosec α

D μ W cosec α

ANS:D - μ W cosec α

Explanation: No answer description is available.