A charge q is placed on the spehrical surface of radius r. Because of mutual repultion of the charged surface, the radius is increased to a larger value 2r. if p naught is the pressure of the atmosphere, what is the value of q?
A charge q is placed on the spehrical surface of radius r. Because of mutual repultion of the charged surface, the radius is increased to a larger value 2r. if p naught is the pressure of the atmosphere, what is the value of q?