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Question: Four point positive charges of same magnitude (Q) are placed at the corners of a square. Find the el...

Four point positive charges of same magnitude (Q) are placed at the corners of a square. Find the electric field at the centre of the square–

A

4kQa2\frac{4kQ}{a^{2}}

B

4kQ(a/2)2\frac{4kQ}{(a/\sqrt{2})^{2}}

C

0

D

4kq(2a)2\frac{4kq}{(\sqrt{2}a)^{2}}

Answer

0

Explanation

Solution

ENet =0