Question

The electric field in a region depends only on $x$ and $y$ coordinates as $\vec{E} = k \frac{x \hat{x} + y \hat{y}}{x^2 + y^2}$ where $k$ is a constant. The flux of $\vec{E}$ through the surface of a sphere of radius $R$ with its center at the origin is $n\pi k R$, where the value of $n$ is ___ (in integer).

Answer 1

The correct Answer is :4 or 4 Approx