A conducting sphere of radius 1 m has a surface charge density of 2 µC/m2. Determine the charge on the sphere and the electric flux coming out of the sphere.
2.8 × 10-5 C, 2.5 × 106 Nm2C-1
2.5 × 10-5 C, 2.8 × 106 Nm2C-1
2.8 × 10-6 C, 2.5 × 105 Nm2C-1
2.5 × 10-6 C, 2.8 × 105 Nm2C-1