Physics · 2019
JEE Main · 9 April 2019, Shift 1 · Q8
A solid sphere of mass ' M ' and radius ' a ' is surrounded by a uniform concentric spherical shell of thickness 2a and mass 2M. The gravitational…
A solid sphere of mass ' M ' and radius ' a ' is surrounded by a uniform concentric spherical shell of thickness 2a and mass 2M. The gravitational field at distance '3a' from the centre will be :
Official answer
(3)
$\displaystyle \frac{G M}{3 a^2}$
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JEE Main 2019 Physics question, with the answer from NTA’s final answer key. Where our answers come from.