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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?

Atharva thodge , 6 Years ago
Grade 11
anser 1 Answers
ROSHAN MUJEEB

Last Activity: 4 Years ago

Dear Student
This surface expands until electrostatic pressure is equal to the atmospheric pressure . Electrostatic pressure is given as sigma^2/ 2 epsilon, where sigma is the charge density. Hope you got it

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