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13. What authority enforces the requirements set by the NEC?14. Does the NEC provide minimum or maximum standards?15. What do the letters “UL” signify?16. What section of the NEC states that all listed or labeled equipment shall be installed or used in accordance with any instructions included in the listing or labeling?17. When the word “shall” appears in a NEC reference, it means that it (must)(may) be done. (Underline the correct word.)18. What is the purpose of the NEC?

Question

13. What authority enforces the requirements set by the NEC?

14. Does the NEC provide minimum or maximum standards?

15. What do the letters “UL” signify?

16. What section of the NEC states that all listed or labeled equipment shall be installed or used in accordance with any instructions included in the listing or labeling?

17. When the word “shall” appears in a NEC reference, it means that it (must)(may) be done. (Underline the correct word.)

18. What is the purpose of the NEC?

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Since you have asked multiple question, we will solve the first question for you. If you want any specific question to be solved then please specify the question number or post only that question.

Step 2

NEC stands for National Electrical Code. It is one of the most reputed and widely accepted standard across the globe. 

Step 3

NEC guidelines are developed to safeguard the human lives and property during electrical installation. NE...

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