1\vo charges of 4μC each are placed at the comers A and B of an equilateral triangle of side length 0.2 m in air. The electric potential at C is$\left[\frac{1}{4{\mathrm{\pi \epsilon }}_0}=9\times {10}^9\frac{\mathrm{N}-{\mathrm{m}}^2}{{\mathrm{C}}^2}\right]$

• A

  9 X 10⁴ V

• B

  18 x 10⁴ V

• C

  36 X 10⁴ V

• D

  72 X 10⁴ V