A particle of positive charge Q is fixed at point P. A
Chapter , Problem 90(choose chapter or problem)
A particle of positive charge Q is fixed at point P. A second particle of mass m and negative charge #q moves at constant speed in a circle of radius r1, centered at P. Derive an expression for the work W that must be done by an external agent on the second particle to increase the radius of the circle of motion to r2.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer