Physics · 2019
JEE Main · 8 April 2019, Shift 1 · Q6
Four identical particles of mass M are located at the corners of a square of side ' a '. What should be their speed if each of them revolves under…
Four identical particles of mass M are located at the corners of a square of side ' $\displaystyle a$ '. What should be their speed if each of them revolves under the influence of others' gravitational field in a circular orbit circumscribing the square ?
Official answer
(4)
$\displaystyle 1.16 \sqrt{\frac{\mathrm{GM}}{\mathrm{a}}}$
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JEE Main 2019 Physics question, with the answer from NTA’s final answer key. Where our answers come from.