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At each of the four corners of a square of side a, a charge +q is placed freely. What charge should be placed at the centre of the square so that the whole system be in equilibrium??

At each of the four corners of a square of side a, a charge +q is placed freely. What charge should be placed at the centre of the square so that the whole system be in equilibrium??

Grade:11

1 Answers

Sher Mohammad IIT Delhi
askIITians Faculty 174 Points
6 years ago
The charge can found using vector superposition, you can place a dummy charge and can check the value of charge by ensuring the net some of all forces become to zero.
sher mohammad
b.tech, iit delhi
facutly askiitans

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