Two tiny spheres carrying charges of `1 mu C and 3 mu C` are placed 8 cm apart in air. The electrostatic potential at the midpoint of the line joining the two charges. .....(a)9 × 10 2 V (b)9 × 10 3 V (c)9 × 10 4 V (d)9 × 10 5 V

Options

A. `9 xx 10^(2)` V
B. `9 xx 10^(3)` V
C. `9 xx 10^(4)` V
D. `9 xx 10^(5)` V