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Question 1 of 19
1. Question
What is the allowable pipe fill capacity of 1 inch EMT when using 5 conductors?
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Question 2 of 19
2. Question
For pipe fill purposes, when will you use the 60% fill column of table 4?
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Question 3 of 19
3. Question
Rod and pipe grounding electrodes shall be at least _____ ft. in length.
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Question 4 of 19
4. Question
How many #12 RHH conductors can you fit into a piece of 1 inch EMT?
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Question 5 of 19
5. Question
What is the total cubic inch value of 16 #10 conductors when calculating box fill?
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Question 6 of 19
6. Question
What size round/octagonal box would be required to fit 8 #10 AWG conductors?
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Question 7 of 19
7. Question
What is the allowable ampacity of a #08 THWN-2 copper conductor in an area with an ambient temperature of 87°F in a conduit with 12 current carrying conductors?
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Question 8 of 19
8. Question
What is the allowable ampacity of a #10 THWN-2 copper conductor in an area with an ambient temperature of 114°F in a conduit with 4 current carrying conductors?
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Question 9 of 19
9. Question
What is the allowable ampacity of a 1/0 THWN-2 copper conductor in an area with an ambient temperature of 41°C in a conduit with 8 current carrying conductors?
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Question 10 of 19
10. Question
What is the maximum ampacity permitted for a 1/0 XHHW copper conductor within a 4-inch RMC conduit containing 14 current-carrying conductors?
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Question 11 of 19
11. Question
What is the allowable ampacity of a 3/0 USE-2 aluminum conductor with an ambient temperature 16° C?
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Question 12 of 19
12. Question
What is the allowable ampacity of a 4/0 RHH copper conductor that is in an area with an ambient temperature of 107°F?
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Question 13 of 19
13. Question
What is the allowable ampacity of a copper #12 THHN Conductor in a piece of 1 inch EMT with 9 current carrying conductors?
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Question 14 of 19
14. Question
What is the ampacity of a copper #12 THHW wire when in a piece of EMT with 5 current carrying conductors when terminating to 75°C terminals?
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Question 15 of 19
15. Question
What is the ambient temperature correction factor for 159°F when selecting from the 90°C column?
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Question 16 of 19
16. Question
What is the ambient temperature correction factor for an area that is 31°C when selecting from the 90°C column?
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Question 17 of 19
17. Question
What is the ambient temperature correction factor in an area that is 27° C in the 90° C column?
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Question 18 of 19
18. Question
What is the bundling adjustment factor for 33 current carrying conductors installed in a piece of 2 inch EMT?
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Question 19 of 19
19. Question
What is the Voltage drop of a 200 amp circuit using 4/0 copper conductors that is 225 ft long on a 120/240 system?
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