ELECTRICIAN'S LICENSING EXAM questions and answers with solutions 2024/25

NEC Article ______ defines breakers and fuses. - ANSWER According to NEC Article 100, a device that opens and closes a circuit by nonautomatic means automatically closes for a predetermined overcurrent. Annex _____ of NEC covers conduit fill. - ANSWER Annex C of NEC covers conduit and tubing fill for conductors and fixture wire fill. NEMA stands for National Electrical Manufacturers Association - ANSWER True - NEMA is the acronym for National Electrical Manufacturers Association. What does it mean when a receptacle has "NEMA 5-20R" on it? - ANSWER A receptacle with NEMA 5-20R on it has an amperes rating of 20, will take a NEMA-5-15P or NEMA-5-20P plug, and has a voltage rating of 125. NEC Tables 310-10 through 310-21 provide information on. - ANSWER The sizes of copper and aluminum wire, as well as the coating of wire that has fewer than three current carrying wires in a cable or conduit or that is buried in the earth. Which NEC tables(s) cover(s) the fill of metal boxes? - ANSWER The fill of metal boxes appears in NEC Tables 314.6 A and B. NEC Article _____ address EMT. - ANSWER NEC Article 358 covers EMT. Which NEC articles cover the installation requirements for RMC, IMC, and EMT? - ANSWER NEC Articles 342, 344, and 358 outline the installation requirements of RMC, IMC, and EMT. IN NEC 2008, what does Table 370.6A cover? - ANSWER Shows in two columns (milimeters and inches), how many wires in trade size you can place in a box.