A step down transformer connected to an ac mains supply of 220 V is made to operate at 11 V, 44 W lamp. Ignoring power losses in the transformer, what is the current in the primary circuit?
(1) 4 A
(2) 0.2 A
(3) 0.4 A
(4) 2 A
(1) 4 A
(2) 0.2 A
(3) 0.4 A
(4) 2 A