NHIE Electrical Part 3 Exam Questions and Correct Answers Updated
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Course
NHIE Electrical
Institution
NHIE Electrical
NHIE Electrical Part 3 Exam Questions and Correct Answers Updated
What are the clearance requirements for a main panel? - Answer- 30 inches to each side, 36 inches in front, and 6'3" headroom.
What is the proper way to touch a panel? - Answer- With the back of your right hand first.
What...
NHIE Electrical Part 3 Exam Questions and
Correct Answers 2024-2025 Updated
What are the clearance requirements for a main panel? - Answer- 30 inches to each
side, 36 inches in front, and 6'3" headroom.
What is the proper way to touch a panel? - Answer- With the back of your right hand
first.
What are doorbells connected to? - Answer- Low-voltage transformers.
Where should low-voltage transformers not be located? - Answer- Inside the panel box.
What does an open ground mean? - Answer- No ground wire or loose/unconnected
ground wire.
Can a ground wire be spliced? - Answer- No.
When are splices inside a panel box permitted? - Answer- When necessary to extend
wire length after service panel replacement.
What is improper when it comes to the service panel and main disconnect ratings? -
Answer- Service panel rating should not be less than main disconnect rating.
What should wiring not rest upon or pass through? - Answer- Heat pipes or heat ducts.
What are the types of wire and their uses? - Answer- NM for dry areas, NMC for damp
areas, UF for underground use, UV for above ground exterior use.
What is the most serious wiring fault? - Answer- Hot/ground wires reversed.
Can electrical outlets be installed over electric baseboard heaters? - Answer- No
What should be done with grounding conductors for telephones and cable TV? -
Answer- Bonded to main grounding system
What is the maximum distance a service panel can be from where the service enters
the house? - Answer- 5 feet
Can there be an exposed incandescent bulb in a clothes closet? - Answer- No, unless
18 inches clearance to front of shelves
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