Question

A manwaiting 60 kg climbs up a staircase carrying a load of 20 kg on his head the staircase has 20 steps each of height 0.2 metre if it takes 10 second to climb find his power​

Answer 1

Answer:

3200 J

Explanation:

mass of man =60 kg

total mass = 60 + 20 = 80 kg

Height = 0.2 * 20 = 4 m

Power = mgh

=80*10*4

=3200 J