Question

A man of mass 50kg climbs a tower of height 45m in 5 seconds with the help of a rope. Find the power of the man?

Answer 1

Answer:

power =work done ÷time taken

power= Force× displacement ÷ time taken

= mg× h ÷time

= 50× 45 ÷5

=450 watt

Therefore, power of man is 450 watt