Nec article 250 - Study guides, Class notes & Summaries
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IEC YEAR 1 FINAL EXAM STUDY WITH 100% CORRECT ANSWERS 2024 LATEST UPDATE.
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What is the result if the neutral wire becomes open on a multiwire circuit having unequal loads? 
 
Select one: 
 
a. 
The load of higher resistance would overheat and probably be damaged. 
 
b. 
The load of lesser resistance would overheat and probably be damaged. 
 
c. 
No effect until one load is turned off or opens. 
 
d. 
No effect. 
The load of higher resistance would overheat and probably be damaged. 
 
 
 
Refer to Figure 128.202. ___ volts are applied across the water heater element. 
S...
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NFPA 70 NEC 2020 Exam Questions with Answers
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NFPA 70 NEC 2020 Exam Questions with Answers 
Article 90 - Answer-Intro 
 
Article 100 - Answer-Definitions 
 
Article 110.26 - Answer-Working Space 
 
Article 210 - Answer-Branch Circuits 
 
Article 210.8 - Answer-GFCI Protection 
 
Article 210.12 - Answer-AFCI Protection 
 
Table 210.24 - Answer-Branch Circuit Summary 
 
Article 210.52 - Answer-Dwelling Receptacle Outlets 
 
Article 215 - Answer-Feeders 
 
Article 220 - Answer-Branch, Feeder, Service Calculations 
 
Table 220.55 - Answer-Rang...
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The electrical NCCER test Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
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Which Article of the NEC covers grounding? 
: article 250 
Which of the following is a 90 degree, explosion proof fitting? 
: GUAL 
What is a dropout plate? 
: Metal plate with a curved surface for cable to follow as it passes from the tray 
All of the following are common service voltages in the United States EXCEPT: 
: 372/575 3-PHASE, 4-WIRE 
What does a GFCI breaker do? 
: Opens a circuit to prevent operation of an electrical device 
What will happen when one or more coils in a winding are g...
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Electrician NCCER |354 questions| with correct answers
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Which article of the NEC covers grounding? CORRECT ANSWER Article 250 
 
What is a dropout plate? CORRECT ANSWER Metal plate with a curve surface for cable to follow as it passes from the tray 
 
All of the following are common service voltages in the United States Except: CORRECT ANSWER 372/575 3-Phase, 4-wire 
 
What does a GFCI breaker do? CORRECT ANSWER Opens a circuit to prevent operation of an electrical device 
 
What will happen when one or more coils in a winding are grounded? CORRECT A...
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Electrician's Licensing Exam Questions and Answers
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Electrician's Licensing Exam Questions and Answers 
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 Nation...
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IEC Year 1 Final Exam Tested Questions & Revised Correct Answers
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IEC Year 1 Final Exam Tested 
Questions & Revised Correct 
Answers 
1) To minimize conductor insulation damage and arcing 
damage to electrical equipment during a ground fault or a 
short circuit, ___ should be minimized. 
Select one: 
a. time duration of the fault 
b. ampere level of the fault current 
c. both a and b 
d. neither a nor b - ANSWER 
time duration of the fault 
2) Article ___ in the NEC® covers grounding and bonding of 
electrical systems. 
Select one: 
a.422...
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Electrician's Licensing Exam with verified solutions 2024
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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. 
 
 
 
 
Brainpower 
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NEMA stands for National Electrical Manufacturers Association 
True - NEMA is the acronym for National Electrical Manufacturers Association. ...
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Electrician NCCER Exam Questions And Answers All Verified A+ Graded
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Electrician NCCER Exam Questions And Answers All Verified A+ Graded 
 
Which article of the NEC covers grounding? - ANS Article 250 
 
What is a dropout plate? - ANS Metal plate with a curved surface for cable to follow as it passes from the tray 
 
All of the following are common service voltages in the United States Except: - ANS 372/575 3-Phase, 4-wire 
 
What does a GFCI breaker do? - ANS Opens a circuit to prevent operation of an electrical device 
 
What will happen when one or mo...
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Journeyman Electrician's Licensing Exam Questions With Correct Answers
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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 d...
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Electrician's Licensing Exam Questions And Answers 100% Verified
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Electrician's Licensing Exam Questions And 
Answers 100% Verified 
NEC Article ______ defines breakers and fuses. - answerAccording 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. - answerAnnex C of NEC covers conduit and tubing 
fill for conductors and fixture wire fill. 
NEMA stands for National Electrical Manufacturers Association - answerTrue - NEMA is the 
acr...
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