CBSE 2026 · Region 2 · Set 3 · Q12 · 1 mark

A point charge of $\displaystyle 5 \mu \mathrm{C}$ is located at ($\displaystyle 1$ cm, $\displaystyle 1$ cm) in $\displaystyle x$-y plane. A second charge of $\displaystyle 6 \mu \mathrm{C}$ is brought from infinity to point (-$\displaystyle 3$ cm, $\displaystyle 4$ cm). The work done in the process is

CBSE Class 12 Physics past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.