Electrostatics

Question: A charge \[{q_1}\] exerts some force on a second charge \[{q_2}\]. If third charge \[{q_3}\] is brought near, the force of \[{q_1}\] exerted on \[{q_2}\]

1) Decreases

2) Increases

3) Remains unchanged

4) Increases if \[{q_3}\] is of the same sign as \[{q_1}\] and decreases if \[{q_3}\] is of opposite sign

Solution:

Explanation: 3e

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