Physics · 2026
JEE Main · 5 April 2026, Shift 1 · Q31
The Young's modulus of steel wire of radius r and length L is Y. If the radius r and length L of the wire are doubled then the value of Y
The Young's modulus of steel wire of radius $\displaystyle r$ and length $\displaystyle L$ is $\displaystyle Y$.
If the radius $\displaystyle r$ and length $\displaystyle L$ of the wire are doubled then the value of $\displaystyle Y$
Official answer
From NTA’s final answer key for this paper.
(3)
remains unchanged
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JEE Main 2026 Physics question, with the answer from NTA’s final answer key. Where our answers come from.