Physics · 2024
JEE Main · 4 April 2024, Shift 1 · Q35
If a rubber ball falls from a height h and rebounds upto the height of h / 2. The percentage loss of total energy of the initial system as well as…
If a rubber ball falls from a height $\displaystyle h$ and rebounds upto the height of $\displaystyle h / 2$. The percentage loss of total energy of the initial system as well as velocity ball before it strikes the ground, respectively, are :
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle 50 \%, \sqrt{2 \mathrm{gh}}$
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JEE Main 2024 Physics question, with the answer from NTA’s final answer key. Where our answers come from.