NHIE Electrical Part 1 Questions and Answers
What is the danger of a fused neutral? - Answer-Circuit remains hot if fixture stops working.
What is the ampacity of copper #8? - Answer-40 amps.
What is the minimum service required for new single family houses? - Answer-100 amps.
What is the appro...
What should be done if a receptacle is warm to the touch? - Answer✔✔-Inform homeowner,
suggest electrician, report condition.
What is the clearance requirement for a residential overhead service? - Answer✔✔-At least 10
feet above where vehicles pass underneath.
What is the clearance requirement for an electrical service above a flat roof? - Answer✔✔-At
least 8 feet above a flat roof, 10 feet if used as a walking surface.
What is the size difference between aluminum and copper wire to carry the same ampacity? -
Answer✔✔-Aluminum must be one size larger.
What are some required GFCI locations? - Answer✔✔-Whirlpool tubs, kitchens, bathrooms,
garage, swimming pools, hot tubs, boat houses, exterior outlets.
What is the only over current protection an inspector is required to test or operate? -
Answer✔✔-GFCIs.
What receptacles must an inspector test the polarity and grounding of? - Answer✔✔-All within
6 feet of interior plumbing fixtures, all in garage or carport, all on exterior of structure.
What is the maximum number of throws to disconnect all power to the house? - Answer✔✔-Six
What is the correct amperage for an air conditioner breaker? - Answer✔✔-40 amps
What does two wires entering a service weather head indicate? - Answer✔✔-110 volt system
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