Fundamentals of electricity and electronics
100

What constitutes a capacitor?

Two conductors separated by an insulator 

200

What is the purpose of a capacitor?

It stores electrical energy in electrostatic fields

300

What is the basic unit of capacitance?

The Farad

400

Why should electrolytic capacitors not be used in an AC circuit?

They are polarized.An electrolytic capacitor will pass current of one polarity, but will block current of the opposite polarity.

500

What is electrical current?


The flow of electrons in a circuit.