Question

The change in the gravitational potential energy when a body of mass m is raised to a height nR above the surface of the earth is (here R is the radius of the earth)

• A. $[\frac{n}{n+1}]mgR$
• B. $[\frac{n}{n-1}]mgR$
• C. nmgR
• D. $\frac{mgR}{n}$

Answer 1

Answer: (A)

$[\frac{n}{n+1}]mgR$

Answer 2

The correct option is (A): $[\frac{n}{n+1}]mgR$