Physics · 2024
JEE Main · 8 April 2024, Shift 1 · Q33
A stationary particle breaks into two parts of masses m_A and m_B which move with velocities v_A and v_B respectively. The ratio of their kinetic…
A stationary particle breaks into two parts of masses $\displaystyle m_A$ and $\displaystyle m_B$ which move with velocities $\displaystyle v_A$ and $\displaystyle v_B$ respectively. The ratio of their kinetic energies $\displaystyle \left(K_B: K_A\right)$ is :
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle v_B: v_A$
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JEE Main 2024 Physics question, with the answer from NTA’s final answer key. Where our answers come from.