Question 1

What is a resistor?

Accepted Answer

A poor conductor of electricity.

Answer

A poor insulator.

Answer

A good conductor of electricity, but a poor insulator.

Answer

A type of switch.

Question 2

True or False. A resistor can be used to adjust the volume on your stereo?

Accepted Answer

True

Answer

False

Question 3

What would be the main purpose for a resistor in a hair dryer?

Accepted Answer

To adjust the amount of heat.

Answer

To increase voltage.

Answer

To stop the electricity from flowing completely.

Answer

To create power.

Question 4

The longer the resistor in a circuit with a light bulb:

Accepted Answer

the dimmer a light bulb will be.

Answer

the brighter the light bulb will be.

Answer

the light bulb will not light with any type of resistor in the circuit.

Answer

the brightness of the bulb does not change based on the length of the resistor.

Question 5

What do they symbols in the circuit diagram represent?

Accepted Answer

a battery and two resistors

Answer

a single cell and two resistors

Answer

two batteries and two resistors

Answer

four batteries and two resistors

Related quizzes