Multiple choice

Two charges are separated by a distance d. If the distance between them is doubled, what will be the change in electric potential between them?

  1. It is quadrupled.

  2. It is zero.

  3. It is halved.

  4. It is tripled.

  5. It is unchanged.

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The electric potential of a charge is given by the equation V = kq/r. In other words, the distance is inversely proportional to electric potential. If the distance is doubled, then the electric potential must be halved.