Physics · 2024
JEE Main · 31 January 2024, Shift 2 · Q41
By what percentage will the illumination of the lamp decrease if the current drops by 20%?
By what percentage will the illumination of the lamp decrease if the current drops by $\displaystyle 20$%?
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle 36$%
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JEE Main 2024 Physics question, with the answer from NTA’s final answer key. Where our answers come from.