Physics, asked by priya465, 1 year ago

plz anyone clear my doubt
a boy of mass 50 kg runs up a stair case of 45 steps in 9 seconds,if the height of each stair is 15 cm,find his power

Answers

Answered by nena2
1
u should apply the formula
mgh/t
the answer is 3500watt

Gyroman: mgh = 50 * 10 * (45*0.15) = 3375 and then dividing it by t = 9 the answer comes up to be 375 watts not 3500 watts. Correct your answer.
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