A solid shaft is designed to transmit 100 kW while rotating at N r.p.m. If the diameter of the shaft is doubled and is allowed to operate at 2N r.p.m., the power that can be transmitted by the latter shaft is

A solid shaft is designed to transmit 100 kW while rotating at N r.p.m

1.	A solid shaft is designed to transmit 100 kW while rotating at N r.p.m. If the diameter of the shaft is doubled and is allowed to operate at 2N r.p.m., the power that can be transmitted by the latter shaft is
A.	200 kW
B.	400 kW
C.	800 kW
D.	1600 kW
Answer» E.

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A solid shaft is designed to transmit 100 kW while rotating at N r.p.m. If the diameter of the shaft is doubled and is allowed to operate at 2N r.p.m., the power that can be transmitted by the latter shaft is

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