MarksRiser
MarksRiser
NEET2026Physics-Gravitation

NEET 2026 Physics Gravitational Potential Energy MCQ Question

Type: MCQ-numerical-Medium-Class 11

The amount of work done to raise a mass 'm' from the surface of the Earth to a height equal to the radius of the Earth 'R' will be

A

2 mg R

B

mg R / 4

C

mg R

D

mg R / 2

Correct Answer

Option D

Detailed Explanation

The work done is calculated using the formula W.D. = U₂ - U₁ = (GMm/2R) - (GMm/R) = GMm/2R - GMm/R = mgR/2.

Found an issue with this question?