Question

if the system is in equilibrium then the value of P is ​

Answer 1

Answer:

Answer : (d) −Q4

Explanation :

Let's see the force on one Q

F=kQ24a2+kqQa2

For the system to be in equilibrium F =0

kQ24a2+kqQa2=0

q=−Q4.

Answer 2

Explanation:

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