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2 Charges +2q and+6q kept exert force 12 N if -2q charge given to both find new force

2 Charges +2q and+6q kept exert force 12 N if -2q charge given to both find new force

Grade:12th pass

2 Answers

Abhinav Anand
13 Points
3 years ago
According to me, after giving -2q charge , remaining charges are 0 and 4q.so only electric field will remain of 4q charge, not force.
Shivangi Baral
19 Points
2 years ago
let initial charges be q1 = +2q and q2 = +6q
after giving -2q charge to both, the charges will be
q1 = 0 and q2 = +4q , so clearly F=kq1q2/r^2=0.

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