a circular coil of 500 turns of wire has an enclosed area of 0.1m square per turn. it is kept perpendicular to a magnetic field of induction 0.2 T and rotated by 180 degree about a diameter perpendicular to the field in 0.1 sec. how much charge will pass when the coil is connected to a galvanometer with a combined resistance of 50 ohms

0.2c

0.4c

2c

4c