Final Residential Wiring Questions and Answers Already Passed
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Course
Residential Wiring
Institution
Residential Wiring
Final Residential Wiring Questions and
Answers Already Passed
What is the primary purpose of a service panel in a residential electrical system?
The service panel distributes electricity throughout the home, providing circuit protection
and control.
How can improper grounding affect a ho...
Final Residential Wiring Questions and
Answers Already Passed
What is the primary purpose of a service panel in a residential electrical system?
✔✔The service panel distributes electricity throughout the home, providing circuit protection
and control.
How can improper grounding affect a home's electrical safety?
✔✔Improper grounding can lead to electrical shock hazards and increase the risk of equipment
damage during power surges.
What does it mean when a circuit breaker trips?
✔✔When a circuit breaker trips, it indicates that the circuit has overloaded or detected a fault,
cutting off power to prevent hazards.
Why is it important to install GFCI outlets in wet areas?
✔✔GFCI outlets are crucial in wet areas because they protect against electrical shocks by
shutting off power if they detect a ground fault.
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, What role does the National Electrical Code (NEC) play in residential wiring?
✔✔The NEC provides guidelines and regulations to ensure safe electrical installations and
practices in homes.
How does the color of electrical wire insulation help with safety and organization?
✔✔The color coding of wire insulation indicates its purpose, helping electricians and
homeowners easily identify hot, neutral, and ground wires.
What is the significance of load calculations in designing a residential electrical system?
✔✔Load calculations ensure that circuits are appropriately sized for the devices they power,
preventing overloads and potential hazards.
How can you determine the appropriate wire gauge for a specific circuit?
✔✔Wire gauge is determined based on the circuit's amperage requirements and the length of the
run to prevent overheating.
What is the purpose of a junction box in residential wiring?
✔✔A junction box safely houses electrical connections, protecting wires from damage and
preventing accidental contact with live wires.
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