Electrician's Licensing Exam | 229 questions and answers | with complete solution 2023/24

Electrician's Licensing Exam | 229 questions and answers | with complete solution 2023/24 NEC Article ______ defines breakers and fuses. - 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. - Annex C of NEC covers conduit and tubing fill for conductors and fixture wire fill. NEMA stands for National Electrical Manufacturers Association - True - NEMA is the acronym for National Electrical Manufacturers Association. What does it mean when a receptacle has "NEMA 5-20R" on it? - 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. - 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? - The fill of metal boxes appears in NEC Tables 314.6 A and B. NEC Article _____ address EMT. - NEC Article 358 covers EMT. Which NEC articles cover the installation requirements for RMC, IMC, and EMT? - NEC Articles 342, 344, and 358 outline the installation requirements of RMC, IMC, and EMT. IN NEC 2008, what does Table 370.6A cover? - Shows in two columns (milimeters and inches), how many wires in trade size you can place in a box. What NEC table would you go to to find trade size of conduit and raceway size? - Chapter 9, Table 4 outlines trade size of conduit as well as raceway size. NEC Articles _____ and _____ covers metallic and non-metallic raceways in buildings. - NEC Article 386 covers metallic or metal raceway; NEC Article 388 covers PVC pipe. The Panel Board requirements for Application in Construction appear in NEC Article? - NEC Article 408 covers panel board applications. The smaller kitchen counter requiring a receptacle is _____ inches. - A 12in. counter requires a receptacle because it holds small appliances. What new code is needed for protection in all habitable spaces? - According to new codes, ARC fault protection is needed many additional parts of the house. A 12-foot hallway requires one receptacle to meet code. (True or False) - True, One is required, Two are suggested. NEC Article 100 is dedicated to? - Definitions The main ground on a service is a(n) _____. - Ground Rod What does NEC Section 250-28A require? - A main bonding jumper and a system bonding jumper. NEC section 250-28A provides information on what material can be used for a main bonding jumper. (True or False) - True A bonding screw is what color? - A bonding screw is green. A subpanel requires a bonding screw? (True or False) - False, A bonding screw is unneeded in a subpanel. Name the methods of sizing bonding jumpers outlined in NEC Section 250-28D. - 1. Bonding jumper is sized not less than 12.5% of the largest phase conductor. 2. Based on the largest ungrounded service conductor. 3. Based on the largest sum of the service conductors. NEC Table _____ covers grounding electrode conductor sizing. - NEC Table 250.66 Which NEC reference identifies wire sizing and the temperature a wire can handle in amps? - NEC Tables Annex C1 and C2 identify both wire sizing and the temperature a wire can handle in amps. Define a grounding system according to NEC. - A gounding system is connected to the ground or to a conductive body that extends the ground connection. What is the topic of NEC Section 250-122? - Is dedicated to the sizes of the grounding conductor What is the NEC definition of a circuit breaker? - A device designed to trip when an overcurrent is detected. NEC Section 300-13 provides information on? - Mechanical and Electrical continuity conductors. What is the subject of NEC Section 250-2D? - Bonding jumpers ______ are the subject of NEC Section 680-20. - Electrical installations at permanently installed pools. Which NEC Section covers equipment grounding conductors. - NEC Section 250-118 Which NEC sections covers identification of equipment grounding conductors? - NEC Section Which NEC Section covers ground terminal identification. - NEC Section 250-126 Bonding is the establishment of ______ connection between metal parts. - Reliable NEC Section 250-134 provides information on what topic? - Equipment fastened or connection between metal parts. Equipment grounding conductor _____ is (are) discussed in NEC Section 250-130. - Connections NEC Section 250-118 states that a grounded conduct must run _____ flexible conduit. - inside NEC Section _____ oversees bonding of flexible type conduit. - NEC Section 250.118(5) Which NEC article covers cable trays? - NEC Article 392 What is the proper procedure for bonding a motor conduit with metal flex? - A bonding jumper should be installed inside or outside raceway within 6ft. of attachment. (NEC 250.118) Threaded pipe can be used for bonding purposes? (True or False) - True (NEC 250.92B) Shoulder fittings with locknuts are allowable as bonding devices? (True or False) - True (NEC 250.92B) What kind of information does NEC Section 250-66 cover? - Covers the sizes of alternating current grounding electrode conductors. NEC Section 250-