Question: A marine engine is designed to develop 4 2 5 0 kW at 8 5 r m i n . The propeller shaft is hollow

A marine engine is designed to develop 4250 kW at 85rmin. The propeller shaft is hollow with internal diameter of 0,5 of the external diameter. The maximum shear stress due to twisting must not exceed 60 MPa and bending stress may be ignored. Calculate the diameters required for the driven shaft.
(176 mm ; 352 mm )
A marine engine is designed to develop 4 2 5 0 kW

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