Physics
Physics, 17.10.2019 16:30, lilque3448

Aperson having a mass of 75 kg climbs a flight of 10 stairs. each stair has a height of .3 meters. how much work is done by the person.

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Aperson having a mass of 75 kg climbs a flight of 10 stairs. each stair has a height of .3 meters. h...

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