AIIMS2001Physics-Gravitation

AIIMS 2001 Physics Weight Variation MCQ Question

Type: MCQ-numerical-Medium-Class 11

A body weighed 250 N on the surface assuming the earth to be a sphere of uniform mass density, how much would it weigh half way down to the centre of the earth?

A

195 N

B

125 N

C

240 N

D

210 N

Correct Answer

Option C

Detailed Explanation

Weight inside the Earth decreases linearly with distance from the center. At half the radius, weight is half of the surface weight.

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