Physics · 2020
JEE Main · 4 September 2020, Shift 2 · Q6
A body is moving in a low circular orbit about a planet of mass M and radius R. The radius of the orbit can be taken to be R itself. Then the ratio…
A body is moving in a low circular orbit about a planet of mass M and radius R. The radius of the orbit can be taken to be R itself. Then the ratio of the speed of this body in the orbit to the escape velocity from the planet is :
Official answer
(3)
$\displaystyle \frac{1}{\sqrt{2}}$
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JEE Main 2020 Physics question, with the answer from NTA’s final answer key. Where our answers come from.