What is the potential energy of the equal positive point charges of `1 mu C` each held `1 m` apart in air ?

What is the potential energy of the equal positive point charges of 1muC each, held 2m apart in air-

What is the potential energy of two equal negative point charges 2 muC each held 1m apart in air ?

Potential energy of two equal negative point charges 2muC each held 1 m apart in air is

The potential energy of system of two equal negative point charges of 2 mu C each held lm apart in air is ............... ( k = 9 xx 10^9 SI unit )

Potentia energy of two equal negative point charges of magnitude 2 mu C placed 1 m apart in air is :

Potential energy of two equal negative point charges 2mC held 1 m apart in air is

The electrostatic potential energy of two point charges, 1muC each, placed 1 metre apart in air is :