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Charges 1 mu c are placed at each of the...

Charges `1 mu c` are placed at each of the four comers of a square of side `2sqrt(2)` m. The potential at the point of intersection of the diagonals is ________ `(k = 9 xx 10^(9)"SiI unit")`

A

`18 xx 10^(3) V `

B

`1800 V `

C

`18 sqrt(2) xx 10^(3) V `

D

None of these

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