Residential Electrical Installation Terms

What is the unit of measure for electrical current?

• Volt

• Ampere

• Ohm

• Watt

A device that automatically stops the flow of electricity in a circuit if it becomes overloaded is called a ________.

• Conduit

• Junction Box

• Circuit Breaker

• Outlet

Which of the following is a protective tube used to route electrical wiring?

• Conduit

• Wire Nut

• Load

• Service Panel

A device that protects people from electrical shock by interrupting a household circuit is known as a ________.

• GFCI

• Neutral Wire

• Romex Wire

• Voltage

What is the purpose of a Junction Box?

• To measure electrical current

• To protect wire connections

• To carry electricity back to the service panel

• To control a light or outlet from two locations.

Which conductor carries electricity back to the service panel and is typically colored white?

• Neutral Wire

• Romex Wire

• Load

• Wire Nut

An Outlet is a device that allows electrical devices to be connected to the ________.

• Circuit Breaker

• Power Supply

• Junction Box

• Service Panel

What is the central control point for a home’s electrical system where circuit breakers or fuses are housed?

• Service Panel

• Wire Nut

• Load

• Conduit

A Single-Pole Switch controls a light or outlet from how many locations?

• One

• Two

• Three

• Four

A Two-Way Switch is commonly known as a ________ switch.

• Single-Pole

• Double-Pole

• Triple-Pole

• Quad-Pole