3. Conductors and Capacitors

Capacitors — Quiz

Test your understanding of capacitors with 5 practice questions.

Practice Questions

Question 1

What is a capacitor mainly used for in an electric circuit?

Question 2

What is the standard relationship between charge $Q$, capacitance $C$, and voltage $V$ for a capacitor?

Question 3

What happens to the capacitance of an ideal parallel-plate capacitor if the plate area increases while the plate separation stays the same?

Question 4

If the voltage across a capacitor is doubled and the capacitance stays constant, what happens to the stored charge?

Question 5

What is the electric field direction inside the gap of a charged parallel-plate capacitor?