In a stair case power lab, if you have the height of the steps, the time and the mass, how do you find the force and the power?

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  1. The force needed to go up the steps at constant speed equals the weight, M g. The energy required to climb a vertical distance H is M g H, and the power required is that energy divided by the time needed to climb.

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  2. 50kg girl run up to a stair case of 15cm in 5 second find workdone and power in horse power

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