Physics · 2025
JEE Main · 28 January 2025, Shift 2 · Q46
The volume contraction of a solid copper cube of edge length 10 cm, when subjected to a hydraulic pressure of 7 × 10^6 Pa, would be ____ mm^3. (Given…
The volume contraction of a solid copper cube of edge length $\displaystyle 10$ cm , when subjected to a hydraulic pressure of $\displaystyle 7 \times 10^6 \mathrm{~Pa}$, would be $\displaystyle \_\_\_\_$ $\displaystyle \mathrm{mm}^3$.
(Given bulk modulus of copper $\displaystyle =1.4 \times 10^{11} \mathrm{~N} \mathrm{~m}^{-2}$ )
Official answer
From NTA’s final answer key for this paper.
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JEE Main 2025 Physics question, with the answer from NTA’s final answer key. Where our answers come from.