a body of mass 40 kilogram clients of the stairs and reaches the roof at a height 8 metre in 5 seconds calculate the force acting on the boy the work done by him against gravity and the pass by the boy
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Mgh= 3200J of potential E
w= F×S
F= M×A
A= U/T THAT IS IT
w= F×S
F= M×A
A= U/T THAT IS IT
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