Question

a man whose mass is 75 kg walks up 10 steps each 0.2 m high in 5 seconds. find power he develops.​

Answer 1

Answer:

mass = 75 kg

aman walk 10 steps in height of 0.2 meters

so total height will be= 10×0.2m = 2m

time taken = 5seconds

P= wd/t

= mgh/t [ take g as = 10m/s ]

= 75×10m/s×2/5

= 15×10×2

=300 watts

hope this will help you :P