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What is the electrostatic potential energy of the charge configuration shown in figure. Take `q_(1)=+1.0xx10^(-8)C,q_(2)=-2.0xx10^(-8)C,q_(3)=+3.0xx10^(-8)C,q_(4)=+2.0xx10^(-8)C and a=1.0`metre.

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The correct Answer is:
`-6.36xx10^(-7)J`
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Four point charges q_(1),q_(2),q_(3)" and " q_(4) are placed at the corners of the squares of side a,as shown in figure.Calculate the potential at the centre of the square. (Given, q_(1)=1xx10^(-8)C,q_(2)= -2xx10^(-8)C,q_(3)=3xx10^(-8)C,q_(4)=2xx10^(-8)C" and " a=1m )

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What is the potential at the centre of a square of each side 1.0 meter, when four charges +1xx10^(-8)C, -2xx10^(-8) C, +3xx10^(-8)C and +2xx10^(-8)C are placed at the four corners of the square.

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