Electricity Basics Quiz

What type of current is commonly used in household outlets?

• Three-phase current

• Static electricity

• Direct current (DC)

• Alternating current (AC)

What is the measure of the rate of electrical current flow?

• Wattage

• Voltage

• Amperage

• Resistance

What is a closed loop that allows electrical current to flow called?

• Circuit

• Service panel

• Conductor

• Insulator

Which device is designed to protect an electrical circuit from damage caused by an overcurrent?

• Service entrance

• Circuit breaker

• GFCI

• Fuse

What is a material that allows electrical current to flow easily?

• Capacitor

• Resistor

• Insulator

• Conductor

What is the flow of electrical charge measured in?

• Amperes (amps)

• Ohms

• Volts

• Watts

What type of current flows in only one direction?

• Alternating current (AC)

• Three-phase current

• Static electricity

• Direct current (DC)

What is a form of energy resulting from the existence of charged particles?

• Magnetism

• Electricity

• Gravity

• Nuclear energy

Which device contains a wire that melts to disrupt the circuit when the current exceeds a certain level?

• Fuse

• Service panel

• Circuit breaker

• GFCI

What is a safety device that quickly breaks an electrical circuit to prevent serious harm from an electrical shock?

• Fuse

• Circuit breaker

• GFCI

• Conductor