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11 June, 03:47

A ramp is 2.8 m long and 1.2 m high. How much power is needed to push a box up the ramp in 4.6 s with a force of 96 N?

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  1. 11 June, 04:33
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    Power = work / time

    and W = force * dis

    W = 96 * 3.046 J = 292.44 J

    P = 292.44 / 4.6 = 63.575 watt
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