Determine the factor of safety in operation

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Reference no: EM13940843

A propeller shaft of outer diameter 75 mm and inner diameter 60 mm is made from steel whose shear modulus is 85 GPa and ultimate shear stress 140 MPa. The shaft is to transmit 150 kW at a speed of 1650 rpm. Determine (a) the factor of safety in operation and (b) the angle of twist per metre length.

Reference no: EM13940843

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