It takes 20 seconds for a person of mass 50 kg to climb up the stairs while another person be of same mass does the same in 15 seconds compare the work then power developed by the persons a and b
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person A :
mass = 50 kg
displacement = x
work = mg x
person B :
work = mgx
power of A mgx /20
power of B mgx/15
although both of them did same amount of workdone but power of B is more than A ..
person A :
mass = 50 kg
displacement = x
work = mg x
person B :
work = mgx
power of A mgx /20
power of B mgx/15
although both of them did same amount of workdone but power of B is more than A ..
Answered by
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