CBSE 2025 · Region 4 · Set 3 · Q3 · 1 mark

A particle of mass $\displaystyle m$ and charge $\displaystyle q$ moves along $\displaystyle y$-axis in a region in which a uniform magnetic field $\displaystyle \overrightarrow{\mathrm{B}}$ is pointing along x -axis. The Lorentz force acting on the charge will point along :

CBSE Class 12 Physics past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.