Question

Define potential energy. Derive an expression for it.

Answer 1

Energy possessed by a body by virtue of its position is called potential energy.

Derivation:

Let us consider a body of mass m raised from the ground to the height h, the amount of work done against gravity is

W = F x h

But, F = mg, the weight of the body.

So, W = mgh
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Answer 2

Potential energy is a type of Mechanical energy possessed by an object or a body due to its position or condition.

EXAMPLE― A stick raised to a height.

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