Asked by jaggu
a man raises a mass,m to a height ,h and then shifts it horizontally over a distance ,x. find the total work done against the force of gravity?
Answers
Answered by
Damon
work = change in potential energy = m g h
No work is done in the horizontal motion because the force, gravity, is perpendicular to the direction of motion during horizontal displacement.
No work is done in the horizontal motion because the force, gravity, is perpendicular to the direction of motion during horizontal displacement.
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