Physics · 2023
JEE Main · 30 January 2023, Shift 1 · Q7
Choose the correct relationship between Poisson ratio (σ), bulk modulus ( K ) and modulus of rigidity (η) of a given solid object:
Choose the correct relationship between Poisson ratio $\displaystyle (\sigma)$, bulk modulus $\displaystyle (\mathrm{K})$ and modulus of rigidity $\displaystyle (\eta)$ of a given solid object :
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle \sigma=\frac{3 K-2 \eta}{6 K+2 \eta}$
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JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.