Residential Wiring Questions and Answers 100% Pass
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Course
Residential Wiring
Institution
Residential Wiring
Residential Wiring Questions and
Answers 100% Pass
What is the purpose of a circuit breaker in a home?
A circuit breaker acts as a safety switch that automatically cuts off electrical flow to prevent
overheating and potential fires.
How does a three-way switch differ from a standard swit...
Residential Wiring Questions and
Answers 100% Pass
What is the purpose of a circuit breaker in a home?
✔✔A circuit breaker acts as a safety switch that automatically cuts off electrical flow to prevent
overheating and potential fires.
How does a three-way switch differ from a standard switch?
✔✔A three-way switch allows you to control a light fixture from two different locations, perfect
for hallways or staircases.
What is the significance of grounding in residential wiring?
✔✔Grounding provides a safe path for electrical current to prevent shock hazards and protects
appliances from surges.
Why is it essential to use GFCI outlets in bathrooms and kitchens?
✔✔GFCI outlets protect against electrical shocks by shutting off power when they detect an
imbalance in the electrical current.
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, What does it mean if a light bulb flickers?
✔✔A flickering light bulb may indicate a loose connection, a faulty bulb, or an overloaded
circuit that needs attention.
How do you determine the appropriate wire gauge for a specific circuit?
✔✔The wire gauge should match the circuit's amperage; thicker wires are used for higher
amperage to prevent overheating.
What role do junction boxes play in residential wiring?
✔✔Junction boxes house and protect electrical connections, preventing accidental contact and
ensuring safety.
Why should you always turn off power at the breaker before starting any wiring work?
✔✔Turning off the power prevents electrical shock and ensures a safe environment while
making repairs or installations.
What is the function of a neutral wire in a circuit?
✔✔The neutral wire completes the electrical circuit by carrying current away from the device
back to the electrical panel.
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