Science, asked by NISHARV9937, 1 year ago

A lady of mass 60kg runs the stairs of 70 steps in 30s the height of each step is 15 an the find their power

Answers

Answered by adi487510

5

Total height=no of staircase *height of each staircase

80*20cm=1600cm

Work =mgh

60*9.8*1600

940800 J

Power= work /time

940800/40

23520 W

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