If the charge on a parallel plate capacitor doubles, which of the following also doubles?

Name: If the charge on a parallel plate capacitor doubles, which of the following also doubles?
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Question

Quizplus · Accepted Answer

D  The electric field between the plates is directly proportional to the charge, so if the charge doubles, the electric field doubles. The energy stored in a capacitor is proportional to the square of the charge, so if the charge doubles, the energy stored also doubles.

If the Charge on a Parallel Plate Capacitor Doubles, Which