Physics · 2026
JEE Main · 24 January 2026, Shift 1 · Q39
Three charges +2 q,+3 q and -4 q are situated at (0,-3 a),(2 a, 0) and (-2 a, 0) respectively in the x y plane. The resultant dipole moment about…
Three charges $\displaystyle +2 q,+3 q$ and $\displaystyle -4 q$ are situated at $\displaystyle (0,-3 a),(2 a, 0)$ and $\displaystyle (-2 a, 0)$ respectively in the $\displaystyle x y$ plane. The resultant dipole moment about origin is $\displaystyle \_\_\_\_$.
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle 2 q a(7 \hat{i}-3 \hat{j})$
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JEE Main 2026 Physics question, with the answer from NTA’s final answer key. Where our answers come from.