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ELECTRICIANS PRACTICE EXAM QUESTIONS & ANSWERS 100% CORRECT!!
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---10October 20242024/2025A+
- 18. The entire area of an aircraft hangar, including any adjacent and communicating area not suitably cut off from the hanger, shall be classified as a Class I, Division 2 or Zone 2 location up to a level ______ above the floor. 
 
A. 12 inches 
B. 18 inches 
C. 24 inches 
D. 30 inches - ANSWERB 18 inches 
513.3(B) pg 396 
1. Disregarding exceptions, dry-type transformers located indoors having a rating of greater than _____ shall be installed in a transformer room of fire-resistant construction...
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ClassRep2