Question

Charge q uniformly distributed over surface of plastic disc of radius r rotated about its axis with an angular velocity

Answer 1

Explanation:

A plastic disk of radius R has a uniform charge q spread over. It is rotated about its axis with an angular frequency

Answer 2

Explanation:

if a charge Q uniformly distributed over surface of plastic disc of radius R rotating about its axis then is dose not effect the force due to field on any charge in space.

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