Electrical Wiring Quiz

What is electricity?

• The flow of water in a pipe

• The movement of electrons

• The heat generated by friction

• The vibration of molecules

Which component of a residential electrical system distributes power from the utility company to the house?

• Circuit breaker

• Outlet

• Service entrance

• Light fixture

What is the purpose of a circuit in electrical wiring?

• To generate electricity

• To distribute electricity to devices

• To store electricity for later use

• To regulate the flow of electricity

Which of the following materials is commonly used as a conductor in electrical wiring?

• Aluminum

• Plastic

• Copper

• Steel

What does a switch do in an electrical circuit?

• Controls the flow of electricity

• Amplifies the voltage

• Increases the resistance

• Stores electrical energy

Which safety precaution should be taken before starting any wiring project?

• Wear safety goggles and gloves

• Work on wet surfaces

• Overload circuits

• Turn off the power at the main breaker panel

What tool is used to strip insulation from electrical wires?

• Hammer

• Pliers

• Screwdriver

• Wire strippers

How should wires be connected when joining them together?

• Twisted together and covered with tape

• Wrapped in aluminum foil

• Connected using wire nuts or terminal blocks

• Soldered together

What should be done to keep wiring neat and organized?

• Leave wires loose and untangled

• Label wires and cables

• Bundle wires together using tape

• Overload circuits to save space

What is the purpose of leaving a service loop of extra wire at outlet or switch boxes?

• To connect additional devices

• To allow for future adjustments or repairs

• To reduce the amount of wire needed

• To make the wiring look neater