A solid circular shaft is to transmit power, P kW when turning N revolutions per min. For a given maximum shear stress, the shaft diameter will be proportional to

A solid circular shaft is to transmit power, P kW when turning N revol

1.	A solid circular shaft is to transmit power, P kW when turning N revolutions per min. For a given maximum shear stress, the shaft diameter will be proportional to
A.	(P/N)0.31
B.	(P/N)0.33
C.	(P/N)0.67
D.	(P/N)0.3
E.	(P/N)0.5
Answer» C. (P/N)0.67

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A solid circular shaft is to transmit power, P kW when turning N revolutions per min. For a given maximum shear stress, the shaft diameter will be proportional to

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