Quiz-summary
0 of 10 questions completed
Questions:
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
Information
NEC Code 230: Service Entrance Conductors Quiz
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading...
You must sign in or sign up to start the quiz.
You have to finish following quiz, to start this quiz:
Results
0 of 10 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0)
Average score |
|
Your score |
|
Categories
- Not categorized 0%
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- Answered
- Review
-
Question 1 of 10
1. Question
1 pointsEach service drop, set of overhead service conductors, set of underground service conductors, or service-lateral supply ____ set(s) of service-entrance conductors.
Correct
Please Refer: NEC Code 230.40
Incorrect
Please Refer: NEC Code 230.40
-
Question 2 of 10
2. Question
1 pointsIncase of multifamily dwellings, strip malls, and office buildings set of overhead service conductors is allowed to supply more than one set of service-entrance conductors provided they are:
Correct
Please Refer: NEC Code 230.40 Exp-1
Incorrect
Please Refer: NEC Code 230.40 Exp-1
-
Question 3 of 10
3. Question
1 pointsWhere the number of service equipment locations for any class of service exceeds ___ a master plaque(s) or directory(s) is required to be provided near the point where service drop, overhead service, underground service, or service-lateral conductors attach to or enter a building structure.
Correct
Please Refer: NEC Code 230.40 Exp-1
Incorrect
Please Refer: NEC Code 230.40 Exp-1
-
Question 4 of 10
4. Question
1 pointsService-entrance cables shall be supported by straps or other approved means within ____ of every service head or gooseneck
Correct
Please Refer: NEC Code 230.51(A)
Incorrect
Please Refer: NEC Code 230.51(A)
-
Question 5 of 10
5. Question
1 pointsCables that are not approved for mounting in contact with a building or other structure shall be mounted on insulating supports installed at intervals not exceeding ___:
Correct
Please Refer: NEC Code 230.51(B)
Incorrect
Please Refer: NEC Code 230.51(B)
-
Question 6 of 10
6. Question
1 pointsMaximum clearance between 600V nominal individual open conductors shall be ___
Correct
Please Refer: NEC Code Table 230.51(C)
Incorrect
Please Refer: NEC Code Table 230.51(C)
-
Question 7 of 10
7. Question
1 pointsTo prevent the entrance of moisture, service entrance conductors shall be connected to the service-drop or overhead service conductors either:
Correct
Please Refer: NEC Code 230.54(F)
Incorrect
Please Refer: NEC Code 230.54(F)
-
Question 8 of 10
8. Question
1 pointsWhere it is impracticable to locate the service head or gooseneck above the point of attachment, the service head or gooseneck location shall be permitted not farther than _____ from the point of attachment.
Correct
Please Refer: NEC Code 230.54(C) Exp
Incorrect
Please Refer: NEC Code 230.54(C) Exp
-
Question 9 of 10
9. Question
1 pointsDrip loops shall be formed on individual conductors
Correct
Please Refer: NEC Code 230.54(F)
Incorrect
Please Refer: NEC Code 230.54(F)
-
Question 10 of 10
10. Question
1 points___ service-entrance cables may be installed without a service head if they are run continuously from a utility pole to metering or service equipment
Correct
Please Refer: NEC Code 230.54(B)
Incorrect
Please Refer: NEC Code 230.54(B)