Two charges of equal magnitude 2 μC but opposite in sign are separated by a distance of 16 cm. Calculate the electric field at an equatorial point which is at a distance of 18 cm away from the center of the dipole
1
49 × 103 NC-1
2
49 × 104 NC-1
3
30 × 103 NC-1
4
32 × 104 NC-1