house wiring Quiz Practice Quiz | house wiring

Neutral wire — The neutral wire is connected to the wider slot, completing the circuit.

To limit current flow and protect against overloads — Circuit breakers protect the wiring from damage due to excessive current.

Green or bare copper — Ground wires provide a low-resistance path to earth for safety.

120 volts — 120V is common for outlets, while 240V may be for appliances.

Turning off the power at the circuit breaker before working — Always turn off power to prevent electric shock.

Question 1 of 5

Which wire in a standard US household electrical circuit is typically connected to the wider slot of a wall outlet?

The neutral wire is connected to the wider slot, completing the circuit.

Question 2 of 5

Circuit breakers protect the wiring from damage due to excessive current.

Question 3 of 5

Ground wires provide a low-resistance path to earth for safety.

Question 4 of 5

120V is common for outlets, while 240V may be for appliances.

Question 5 of 5

Always turn off power to prevent electric shock.