A sphere carrying charge is just at rest without falling down touching a vertical wall by applying a horizontal electric field 100N/C. The charge on the ball is 0.01C.If the coefficient of friction between wall and sphere is 0.2. what is the mass of the sphere? (g=10m/sec^20)

Asked by Lahari nibhanupudi | 5th Feb, 2012, 10:58: AM

Expert Answer:

Answered by  | 6th Feb, 2012, 04:41: PM

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