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16-01-2022
Physics

contestada

Running up the stairs, Emily was able to lift her 80 kg body a total of 5 m in approximately 3.5
seconds. Determine her power.

Respuesta :

16-01-2022

Answer:

P = W / t work/time

W(ork) = m g h = 80kg * 9.8 m.s^2 * 5 m = 3920 N-m

P = 3920 N-m / 3.5 s = 1120 Watts

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