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physics

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A constant torque of 20 N.m is applied to a wheel pivoted on a fixed axis. At what rate is power being furnished to the wheel when it is rotating at 0.5 rev/sec?

  • physics - ,

    P = torque* w
    w = .5 * 2 pi radians/s = pi radians/s

    P = (20 * pi) watts

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