Four charges each equal to Q are placed at the four corners of a squar – InterviewSolution

1.	Four charges each equal to Q are placed at the four corners of a square and a charge q is placed at thecentre of the square. If the system is in equilibrium then the value of q is
Answer» Four charges each equal to Q are placed at the four corners of a square and a charge q is placed at the centre of the square. If the system is in equilibrium then the value of q is

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