Question

A girl of mass 50 kg runs upstairs and reaches the 8 m high first floor in five seconds.

Calculate
the power developed by the girl.​

Answer 1

Answer:

A boy of mass kg runs upstairs and reaches the 8 m high floor in 5 s Calculate: the force of gravity acting on the boy. (i) the work done by him against gravity. (ii) the power spent by boy. (Take g = 10 m s-2)Read more on Sarthaks.com - https://www.sarthaks.com/143344/a-boy-of-mass-kg-runs-upstairs-and-reaches-the-8-m-high-floor-in-5-s-calculate