domestic wiring Quiz Practice Quiz | Domestic Wiring

Q: Which wire in a domestic wiring system is typically colored black or blue?

Neutral wire — Neutral wire provides the return path for current and is often black/blue.

Q: What is the primary function of an Earth wire in a domestic wiring system?

To protect against electric shock by providing a low-resistance path to the ground — Earth wire provides a safe path for fault current, minimizing shock hazard.

Q: Which of the following safety devices is commonly used in domestic wiring to protect against overcurrents?

Circuit Breaker — Circuit breakers automatically interrupt the circuit in case of overload.

Q: What is the standard voltage in many domestic wiring systems?

230V — 230V is a common voltage for domestic use, although it can vary by region.

Q: What type of wiring is typically used inside walls and ceilings in modern domestic wiring?

Concealed wiring — Concealed wiring is hidden for aesthetic and safety reasons.

Question 1 of 5

Which wire in a domestic wiring system is typically colored black or blue?

Neutral wire provides the return path for current and is often black/blue.

Question 2 of 5

What is the primary function of an Earth wire in a domestic wiring system?

Earth wire provides a safe path for fault current, minimizing shock hazard.

Question 3 of 5

Which of the following safety devices is commonly used in domestic wiring to protect against overcurrents?

Circuit breakers automatically interrupt the circuit in case of overload.

Question 4 of 5

What is the standard voltage in many domestic wiring systems?

230V is a common voltage for domestic use, although it can vary by region.

Question 5 of 5

What type of wiring is typically used inside walls and ceilings in modern domestic wiring?

Concealed wiring is hidden for aesthetic and safety reasons.

domestic wiring Quiz