Question

two negative charges of unit magnitude each and a positive charge q are placed along a straight line. at what position and for what value of q will the system be in equilibrium? check whether it is stable, unstable or neutral equilibrium​

Answer 1

Answer:

For equilibrium of q, the forces on it exerted by P and Q must be co-linear, equal and opposite. Hence charge q should be equidistant from P and Q

Explanation:

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