2020 NEC Questions
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Question 1 of 10
1. Question
1. Listing and labeling of electric signs & outline lighting are required to be?
Hint
All of the above
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Question 2 of 10
2. Question
2. Which of the following are covered by article 605?
Hint
Connected cubicle
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Question 3 of 10
3. Question
3. Article 625 title was updated for clarity as it pertains to which of the following for electric vehicles?
Hint
All of the above
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Question 4 of 10
4. Question
4. Why was article 625.44 revised?
Hint
It was expanded to include certain 250-volt rated receptacles
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Question 5 of 10
5. Question
5. When is GFCI protection required for receptacles installed for the connection of electric vehicle charging?
Hint
All require GFCI protection
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Question 6 of 10
6. Question
6. Do on-board receptacles located in an electric vehicle require GFCI protection?
Hint
Yes, it is a new requirement
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Question 7 of 10
7. Question
7. Why where pool sanitation chemicals are stored considered a corrosive environment?
Hint
There is a high risk of corrosion due to the presence of oxidizers and chlorinating agents
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Question 8 of 10
8. Question
8. Why was article 680.4 added?
Hint
To address hazards associated with aging pool installations
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Question 9 of 10
9. Question
9. Regarding underground wiring adjacent pools, what is the minimum distance from the pool that certain wiring methods are permitted?
Hint
5 ft.
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Question 10 of 10
10. Question
10. Replacing an aging pool motor now requires what?
Hint
GFCI protection