Physics · 2026
JEE Main · 21 January 2026, Shift 2 · Q41
A battery with EMF E and internal resistance r is connected across a resistance R. The power consumption in R will be maximum when:
A battery with EMF $\displaystyle E$ and internal resistance $\displaystyle r$ is connected across a resistance $\displaystyle R$. The power consumption in $\displaystyle R$ will be maximum when :
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle R=r$
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JEE Main 2026 Physics question, with the answer from NTA’s final answer key. Where our answers come from.