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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?

Trysyens Trysyens answered
8 years ago

Power=mgh/t power=350*0.2*10/10 Power=70W,note:we can not use gravity because his weight was given

bobpursley bobpursley answered
8 years ago

power=work/time=350*20*.1/10=.2*350= 70Watts

umeanyika vincent umeanyika vincent answered
5 years ago

pisaaaa

Treasure Treasure answered
2 years ago

My ans is 75W

Joshua Joshua answered
2 years ago

The answer is 75W

Ogazile Ogazile answered
1 year ago

How is it 75watts? My own is 70

E MAMA E MAMA answered
1 year ago

350N ×20×10 /100

35×20
=700
700/200
=3.5J/S

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