Physics · 2023
JEE Main · 8 April 2023, Shift 1 · Q40
A cylindrical wire of mass (0.4 ± 0.01) g has length (8 ± 0.04) cm and radius (6 ± 0.03) mm. The maximum error in its density will be:
A cylindrical wire of mass $\displaystyle (0.4 \pm 0.01) \mathrm{g}$ has length $\displaystyle (8 \pm 0.04) \mathrm{cm}$ and radius $\displaystyle (6 \pm 0.03) \mathrm{mm}$. The maximum error in its density will be:
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle 4$%
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JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.