Physics · 2019
NEET 2019 · 5 May · Code P1 · Q1
When a block of mass M is suspended by a long wire of length L, the length of the wire becomes ( L +l). The elastic potential energy stored in the…
When a block of mass $\displaystyle M$ is suspended by a long wire of length L , the length of the wire becomes $\displaystyle (\mathrm{L}+l)$. The elastic potential energy stored in the extended wire is :
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle \frac{1}{2} \mathrm{Mgl}$
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NEET (UG) 2019 Physics question, with the answer from NTA’s final answer key. Where our answers come from.