Question

18)
Ritu walks up a staircase of 75 steps in 10s. Her mass is62 kg If the height of each
step is 15cm, find her power. Take g=10m/s?​

Answer 1

Answer:

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Answer 2

Answer:

Total height = 75×15 = 11.25m

Time = 10s

Mass = 62kg

Power = Energy/Time

=mgh/t

62×10×11.25/10 = 69.75W