AIPMT PRELIMS2000Physics-Gravitation

AIPMT PRELIMS 2000 Physics Gravitational Force MCQ Question

Type: MCQ-numerical-Medium-Class 11

A body of weight 72 N moves from the surface of earth at a height half of the radius of the earth, then gravitational force exerted on it will be:

A

36 N

B

32 N

C

144 N

D

50 N

Correct Answer

Option B

Detailed Explanation

The gravitational force decreases with the square of the distance from the center of the Earth. At half the radius, the force is reduced to 36 N.

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