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Five charges, q each are placed at the c...

Five charges, q each are placed at the corners of a regular pentagon of side a.
(i) What will be the electric field at O if the charge from one of the corners (say A) is removed ?
(ii) What will be the electric field at O if the charge gat A is replaced by -q?

Text Solution

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When charge is removed from A, a negative charge will be developed there.
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