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23 March, 04:02

If a 60 kg woman, runs up a flight of stairs having a total rise of 4.0m in a time of 4.2s. What average power did she supply?

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  1. 23 March, 05:09
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    PE = m * g * h

    PE = 60 * 9.8 * 4

    PE = 2352 J

    Power = E/t

    Power = PE/t

    Power = 2352/4.2

    Power = 560 Watt
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