Physics · 2021
JEE Main · 22 July 2021, Shift 2 · Q15
A bullet of '4 g' mass is fired from a gun of mass 4 kg. If the bullet moves with the muzzle speed of 50 ms^-1, the impulse imparted to the gun and…
A bullet of '$\displaystyle 4$ g' mass is fired from a gun of mass $\displaystyle 4$ kg. If the bullet moves with the muzzle speed of $\displaystyle 50 \mathrm{~ms}^{-1}$, the impulse imparted to the gun and velocity of recoil of gun are :
Official answer
(3)
$\displaystyle 0.2 \mathrm{~kg} \mathrm{~ms}^{-1}, 0.05 \mathrm{~ms}^{-1}$
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.