A charge of +Q attracts a charge of -Q 1 cm away with a force of F.Another charge of +Q is placed next to the first one.The force on the charge of -Q is now

Question

Quizplus · Accepted Answer

When a charge of +Q is placed next to the first one, it will attract the -Q charge with the same force F as before. However, the force between the two +Q charges will also attract the -Q charge towards the center of the two +Q charges, doubling the total force acting on the -Q charge. This means the force on the -Q charge is now 2F. Therefore, the correct choice is C) 2F.

A Charge of +Q Attracts a Charge of -Q 1