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A 62kg physics student ran up the stairs in order to get to class on time. The vertical displacement from the ground to the top of the stairs was 5.3 meters and the student ascended the stairs in 4.2 seconds. What was the physics student's power output in watts (W)? (round answer to nearest 10th place) *
4 points

Respuesta :

vihankalsi

Answer:

766.7 watts

Explanation:

P=W/T

work= F*d

= F*5.3 m/4.2s

to student is working against gravity

so mgh= 62kg* 5.3m*9.8 m/s2= 3220.28 Nm

so that divided by 4.2 should be 766.7 watts

if my answer helps please mark as brainliest.

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