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 / s², then the value of α will be:

Magnetic Effects of Current and Magnetism: JEE Main 2022 Physics question

JEE Main 2022 · 26 Jul, Morning shift · Q7712

JEE Main 202226 Jul, Morning shiftPhysicsEasyMagnetic Effects of Current and Magnetism165× since 2002

A charge particle is moving in a uniform magnetic field

(2 \hat{i}+3 \hat{j}) \,\mathrm{T}

. If it has an acceleration of

(\alpha \hat{i}-4 \hat{j})\, \mathrm{m} / \mathrm{s}^{2}

, then the value of

\alpha

will be :