Question

A man weighing 60 kg climbs a staircase carrying a 20 kg load on his hand. The staircase has 20 steps and each step has a height of 20 cm. If he takes 20 second to climb his power is

Answer 1

Answer:

160w

Explanation:

plz mark me as brainlist

Answer 2

Answer:

Total work done by man in covering 20 steps =mgh=80×10×0.2×20=3200J

So, Power(P) = Time takenWork done=103200=320Watt

Explanation:

Hope this helps.