Combining Capacitors in Series & Parallel Video Lessons

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Problem: Two capacitors, C1 and C2, are connected in series across a source of potential difference. With the potential source still connected, a dielectric is now inserted between the plates of capacitor C1. What happens to the charge on capacitor C2?A. The charge on C2 decreases.B. The charge on C2 remains the same.C. The charge on C2 increases.

FREE Expert Solution

The charge stored in a capacitor:

Q=CV

Capacitance:

C=kε0Ad

Series capacitors carry the same amount of charge.

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Problem Details

Two capacitors, C1 and C2, are connected in series across a source of potential difference. With the potential source still connected, a dielectric is now inserted between the plates of capacitor C1. What happens to the charge on capacitor C2?

A. The charge on C2 decreases.
B. The charge on C2 remains the same.
C. The charge on C2 increases.

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