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The gravitational potenital energy at th...

The gravitational potenital energy at the height of 'h' form the ground is ____.

A

`frac(-GMm)(R+h)`

B

`frac(-GMm_1)(R^2+h)`

C

`frac(-GMm_1)(R^2+h^2)`

D

`frac(-GMm)(R^2+h)`

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Define: Gravitational Potential energy

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Answer the following questions : Define gravitational potential energy. Write the formula for it.

The gravitational potential energy per unit mass at a point gives ___ at that point.

Assuming that the gravitational potential energy of an object at infinity is zero, the change in potential energy (final-initial) of an object of mass m, when taken to a height h from the surface of earth (of radius R), is given by,

Calculate the potential energy of a body of mass 5 kg at a height of 2m from the ground.

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