Two Identical Small Charged Spheres Are a Certain Distance Apart,and

Multiple Choice

Two identical small charged spheres are a certain distance apart,and each initially experiences an electrostatic force of magnitude F due to the other.With time,charge gradually diminishes on both spheres.When each of the spheres has lost half its initial charge,the magnitude of the electrostatic force will be:

A) 1/16 F.
B) 1/8 F.
C) 1/4 F.
D) 1/2 F.