A 0.01 H inductor and $\sqrt 3\: \pi\: ohm$ resistance are connected in series with a 220 V, 50 Hz AC source. The phase difference between the current and emf is

Question

$\begin {array} {1 1} (1)\;\large\frac{\pi}{2} radians & \quad (2)\;\large\frac{\pi}{6} radians \\ (3)\;\large\frac{\pi}{3} radians & \quad (4)\;\large\frac{\pi}{4} radians \end {array}$