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 :

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