Question
A man of mass 70kg carries a mass of 10kg to the top of a building 100m high.Calculate work done by the man.Take g=10m/s
Answers
Henry
F = mg = 10kg * 10N/kg = 100N.
W = Fd = 100 * 100 = 10,000 J.
W = Fd = 100 * 100 = 10,000 J.