Asked by wes
A student of mass 64.7 kg climbs up the stairs in the Physics Department, with a vertical height change 3.1 metres.
What is the change in gravitational potential energy? Give your answer in Joules, to 2 significant figures.
What is the change in gravitational potential energy? Give your answer in Joules, to 2 significant figures.
Answers
Answered by
Henry
mgh2 - mgh1 = mg(h2-h1) = mg(3.1) =
64.7*9.8(3.1) = 1966 Joules.
64.7*9.8(3.1) = 1966 Joules.
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