Iec final exam Study guides, Class notes & Summaries
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IEC Chapter Final Exam 135 Questions And Answers With Verified Tests
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IEC Chapter Final Exam 135 Questions And Answers With Verified Tests 
 
IEC Chapter Final Exam 135 Questions And Answers With Verified Tests
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IEC YEAR 2 FINAL EXAM STUDY WITH CORRECT ANSWERS 2024 LATEST UPDATE.
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IEC YEAR 2 FINAL EXAM STUDY WITH CORRECT ANSWERS 2024 LATEST UPDATE.
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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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IEC Final Exam Year 1 LATEST 2023/2024 GRADED A NEW VERSION
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IEC Final Exam Year 1 LATEST 2023/2024 GRADED A 
NEW VERSION 
The Standard for Electrical Safety in the Workplace requires that all electrical 
equipment operating at over ___ volts to ground be de-energized and locked out 
before anyone is permitted to work on or near the equipment. 
a.80 
b.50 
c.250 
d.150 
b. 50 
Home automation controllers that utilize radio frequency (RF) ___. 
re the receiver to be in sight of the sender 
 send signals thro
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IEC Final Exam LATEST GRADED A /NEW VERSION
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IEC Final Exam LATEST GRADED A /NEW VERSION 
Which of these is the symbol used for a 4-way switch? - CORRECT ANSWER c.$4 
Refer to Figure 117.108. The five switches shown adjacent to the bathroom door are to be installed in a 
5-gang box. - CORRECT ANSWER False 
GFCI protection can be provided for receptacles serving kitchen countertop areas in a dwelling by 
installing ___. - CORRECT ANSWER any of these 
IDCI is an abbreviation for ___. - CORRECT ANSWER Immersion Detection Circuit Interrupter...
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IEC final exam study guide with correct answers 2024 latest update.
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IEC final exam study guide with correct answers 2024 latest update.
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Second Year IEC Final Exam Questions and Answers 100% Pass
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Second Year IEC Final Exam Questions 
 
and Answers 100% Pass 
 
______ in utility transmission lines reduces the power losses in the transmission conductors. 
increasing the voltage 
 
______ shall not support luminairs weighing over 6 lb. lampholder 
 
_______ surrounds the windings in typical "pole-mounted" transformers. oil 
 
40C = ____ F 104 
 
A .25KVA transformer has a nameplate rating of 240/480 primary volts 120/240 secondary 
volts. IF rated voltage is applied to the primary the sec...
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IEC FINAL EXAM QUESTIONS AND ANSWERS
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Which of these is the symbol used for a 4-way switch? - Answer-c.$4 
 
Lighted handle toggle switches utilize a neon lamp that is illuminated when the switch is in the ___ position. - Answer-b.OFF 
 
The ungrounded conductor is often called the ___. - Answer-hot 
 
Drawing ___ in Figure 112.415 is a framed locking (not key-lock) type switch. - Answer-Not D.VI or E.None of these 
 
To convert a conventional duplex receptacle into a split-wired receptacle, the ___ is removed. - Answer-tab 
 
Refer...
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IEC Final Exam Year 1 Questions and Answers 2024
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What is the result if the neutral wire becomes open on a multiwire circuit having unequal loads? 
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. 
a. 
The load of higher resistance would overheat and probably be damaged. 
 
 
Circuits 7 and 9 share a neutral. This is a multiwire branch circuit. If Ckt. 7 is drawing 13 amps and ...
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IEC FINAL EXAM ( YEAR 1) QUESTIONS & ANSWERS
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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. - Answer-The load of higher resistance would overheat and probably be damaged. 
 
Refer to Figure 128.202. ___ volts are applied across the water heater element...
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