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To maintian a rotor at uniform angular s...

To maintian a rotor at uniform angular speed of 200 rad.`s^(-1`, an engine needs to transmit a torque of 180 Nm. The required power of the engine is _____.

A

36 W

B

63 W

C

36 kW

D

63 kW

Text Solution

Verified by Experts

The correct Answer is:
C
Power = Torque `xx` angular speed
`= 180 xx 200 = 36000 `W
= 36 kW
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