Physics · 2022
JEE Main · 26 July 2022, Shift 1 · Q38
A charge particle is moving in a uniform magnetic field (2 i +3 j ) T. If it has an acceleration of (α i -4 j ) m / s^2, then the value of α will be:
A charge particle is moving in a uniform magnetic field $\displaystyle (2 \hat{i}+3 \hat{j}) \mathrm{T}$. If it has an acceleration of $\displaystyle (\alpha \hat{i}-4 \hat{j}) \mathrm{m} / \mathrm{s}^2$, then the value of $\displaystyle \alpha$ will be :
Official answer
(2)
$\displaystyle 6$
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.