The weight of a body at earth's surface is W . At a depth halfway to the centre of the earth, it will be (assuming uniform density in the earth) -

Question

The weight of a body at earth's surface is W . At a depth halfway to the centre of the earth, it will be (assuming uniform density in the earth) -, W, W 2, W 4, W 8

MARKS App · Accepted Answer

Due to depth g ′ = g 1 - d R e ∴ d = R e / 2 so g ′ = g 1 - R e / 2 R e = g / 2 Now g ′ is half so weight is also half.

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