Question

Example 10 Four point charges + 1 ÙC, + 1 Ùc.- 1 ÙC and - 1 ÙC are placed at the corners
A. B.C and D of a square of each side 0.1 m ( i ) Calculate electric potential at the centre O of the
square (ii) If E is middle point of BC, what is work done in carrying an electron from 0 to E?
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Answer 1

Answer:

Explanation:

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