The ring in Example 20 6 carries total charge Q, and the point P is the same distance r x 2 a 2 from all parts of the ring So why isnt the electric field of the ring just kQ r 2 ...

The electric field is a vector quantity and although ...

The ring in Example 20.6 carries total charge Q, and the point P is the same distance

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The ring in Example 20.6 carries total charge Q, and the point P is the same distance r = √x² + a² from all parts of the ring. So why isn’t the electric field of the ring just kQ/r²?

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Essential University Physics

ISBN: 978-0321976420

3rd Edition Volume 2

Authors: Richard Wolfsonby

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Question Posted: Jan 14, 2019 01:25 PM

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The ring in Example 20.6 carries total charge Q, and the point P is the same distance

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