Physics

Grade-6

Easy

Question

If a body of mass 2 kg is at a height of 2 m, then find the gravitational potential energy with respect to earth (g =10 m/s²).

30
40
20
60

Hint:

U= mgh

The correct answer is: 40

The formula for potential energy due to gravity is U = mgh.

In this case, a body of mass 2kg kept at a height of 2m.

Therefore, gravitational potential energy is given as 2×10×2= 40J.

So, the correct option is b.

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If a body of mass 2 kg is at a height of 2 m, then find the gravitational potential energy with respect to earth (g =10 m/s2).

30402060

U= mgh

The correct answer is: 40

The formula for potential energy due to gravity is U = mgh. In this case, a body of mass 2kg kept at a height of 2m. Therefore, gravitational potential energy is given as 2×10×2= 40J. So, the correct option is b.

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If a body of mass 2 kg is at a height of 2 m, then find the gravitational potential energy with respect to earth (g =10 m/s²).

30
40
20
60

The formula for potential energy due to gravity is U = mgh.

In this case, a body of mass 2kg kept at a height of 2m.

Therefore, gravitational potential energy is given as 2×10×2= 40J.

So, the correct option is b.