Question Detail

PHY 102 Last Minute Prep Objective Question

Question

A dielectric slab is inserted between plates of a parallel plate capacitor while PD is held constant by a battery. As inserted:
Options
A C, PD, and charge all increase
B C and charge increase, PD remains same
Correct Answer
C C, PD, and charge decrease
D PD increases, charge decreases, C remains same
Correct Answer

Option B is the correct answer.

Detailed Explanation

With constant voltage, C increases (C = KC₀), and Q increases (Q = CV). PD remains constant.

Hint

What happens to C and Q when a dielectric is inserted at constant voltage?

Question Info