Question

calculat the power of a boy claimed from hight of 10 meter to a new height of 50 meter in 10 second mass of the boy is 50 kg​

Answer 1

m=50kg

h=50-10=40m

t=10s

work=mgh=50×10×40=20000J

power=work/time

=20000/10

=2000 watt