In a circuit with a resistor and an inductor in series with an alternating-current supply, how does is the phase of the current in the circuit related to the phase of the voltage of the supply?

Which of the following are appropriate units for impedance?

True or False? Incandescent light bulbs can only be used in alternating-current circuits.

Under ideal conditions, which input voltage does an op-amp amplify?

In an alternating-current circuit, what is the relationship between the impedance of a resistor and the frequency of the current?

Which is the output terminal in a BJT connected in a common-emitter configuration?

What does MOSFET stand for?

Which of the following are appropriate units for electric potential?

What is the term used for the process by which a diode converts alternating current into direct current?

For what purpose is a Zener diode normally used?

Which of the following physical arrangements is a simple example of a capacitor?