The value of g at a height equal to the radius of the earth (R) above its surface is

A. \(\frac{g}{4}\)

B. \(\frac{g}{2}\)

C. \(2g\)

D. \(g\)

Doubtly AI Asked 24 Oct 2026 AI-verified · Oct 2026 ssc 10th Save WhatsApp Report

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Answer: A. \(\frac{g}{4}\)

\(g \propto \frac{1}{r^2}\). At height R, the distance from the centre is 2R, so g becomes \(\frac{g}{4}\).

Doubtly AI · 24 Oct 2026 AI-verified · Oct 2026 Report

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