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A 70kg man ascend a flight of stairs of height 4meter in 7secs calculate the power expanded by the man​

A 70kg man ascend a flight of stairs of height 4meter in 7secs calculate the power expanded by the man​
asked 142k views
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a 70kg man ascend a flight of stairs of height 4meter in 7secs calculate the power expanded by the man​

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User SteveFerg
by
8.2k points

1 Answer

5 votes

Answer:

p= mgh/t

= 70×10×4/7=400J/sec

answered
User Demetri
by
7.7k points
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a 70kg man ascend a flight of stairs of height 4meter in 7secs calculate the power expanded by the man​
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