Assuming that the earth is a sphere of radius R, at what altitude will the value of the…
Physics · JEE Main · NTA Exams — Gravitation
Assuming that the earth is a sphere of radius R, at what altitude will the value of the acceleration due to gravity be half its value at the surface of the earth?
- \(h=\frac{R}{2}\)
- \(h=\frac{R}{\sqrt{2}}\)
- \(h=(\sqrt{2}+1) R\)
- \(h=(\sqrt{2}-1) R\)
Answer
(D) h=( 2 -1) R
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