The electric field intensity at a point is $(20 \hat{i}+15 \hat{j})$ N/C. Considering potential at origin to be zero, the potential at P(2, 2) is
Answer & explanation
Correct answer: option 3
$V=-\left[\int\limits_0^x E_x d x+\int\limits_0^y E_y d y\right]=-\left[E_x . x+E_y . y\right]=-100 V$