Physics · 2024
JEE Main · 31 January 2024, Shift 2 · Q32
If two vectors A and B having equal magnitude R are inclined at an angle θ, then
If two vectors $\displaystyle \vec{A}$ and $\displaystyle \vec{B}$ having equal magnitude $\displaystyle R$ are inclined at an angle $\displaystyle \theta$, then
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle |\vec{A}+\vec{B}|=2 R \cos \left(\frac{\theta}{2}\right)$
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JEE Main 2024 Physics question, with the answer from NTA’s final answer key. Where our answers come from.