Asked by CHIDI

A boy weighing 350N runs up a flight of stairs consisting of 20 steps each 10 cm high in 10 seconds.what is his power?
Answered by Trysyens
Power=mgh/t power=350*0.2*10/10 Power=70W,note:we can not use gravity because his weight was given
Answered by bobpursley
power=work/time=350*20*.1/10=.2*350= 70Watts
Answered by umeanyika vincent
pisaaaa
Answered by Treasure
My ans is 75W
Answered by Joshua
The answer is 75W
Answered by Ogazile
How is it 75watts? My own is 70
Answered by E MAMA
350N ×20×10 /100
35×20
=700
700/200
=3.5J/S
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