Electrical Flashcards
Home Inspector Class
What is the minimum clearance in front of an electrical panel?
36 inches
What is the correct distance for support of Romex at a outlet box?
Within 12 inches
What is a service lateral electrical
When it does underground
What is the most likely cause of a melted insulation on a neutral conductor on a subpanel in a detached building
The neutral conductor is loose at the terminal bar
What is a neutral
a wire that completes the electrical circuit by providing a return path for current back to the power source, acting as a zero-voltage reference point
where can nm cable be installed
On top of ceiling joists located 6 feet from an attic access opening
What is reverse polarity
Where the neutral and hot wire are reversed
What is the wider blade or a plug or receptacle for
The neutral side of the circuit
What is the minimum service size for a new residential electrical panel?
100 amps, though 200 amps is more common in modern homes.
What color wire is typically used for a ground connection?
Green or bare copper.
: How far should an electrical outlet be installed from a bathroom sink?
No more than 3 feet from the sink and no closer than 1 ft, and must be GFCI-protected.
What is the minimum clearance required for electrical service drop wires above a driveway?
12 feet.
What does the term “GFCI” stand for, and where is it required?
Ground Fault Circuit Interrupter; required in bathrooms, kitchens, garages, basements, crawl spaces, outdoors, and laundry areas.
What is the standard voltage for most residential electrical outlets in the U.S.?
120 volts.
