ABCD is a square of side 0.2m. Charges o...

ABCD is a square of side `0.2m`. Charges of `2xx10^(-9) C, 4xx10^(-9) C and 8xx10^(-9) C` are placed at the corners A, B and C respectively. Calculate work required to transfer a charge of `2xx10^(-9) C` from corner D to centre of the square.

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The correct Answer is:

`6.27xx10^(-7)J`

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