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Physics 207 Quiz 3 A)a ring-shaped thin wire of radius R carries a total charge Q...

Physics 207 Quiz 3

A)a ring-shaped thin wire of radius R carries a total charge Q uniformly distributed around it.find the electric field E at a point P that lies on the axis of he ring at a distance x from its center.

B) According to your formula, how much is the field at the center of the ring

C)How much is the field when x is much larger than R?

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