Master electrician nec - Study guides, Class notes & Summaries
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Master Electrician PASS TEST Q&A
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Master Electrician PASS TEST 
Q&A 
A ceiling fan when supported by a standard outlet box the maximum weight 
is 
a. 45 lbs 
b. 55 lbs 
c. 35 lbs 
d. 70 lbs - ANSWER 35 lbs. 
given: Underwater lighting fixtures are in the walls of a permanently 
installed pool. Disregarding NEC exceptions, the top of the fixture lens 
must be at least __________ inches below the normal water level of the 
pool. 
a. 12 in 
b. 24 in 
c. 14 in 
d. 18 in - ANSWER 18 inches 
Given: A 16 unit apartment building ha...
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ELMC Master Electrician PREP TEST 100% VERIFIED
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ELMC Master Electrician PREP 
TEST 100% VERIFIED 
The purpose of the NEC is to provide _________. 
a. a design specification for electrical installations 
b. the practical safeguarding of persons and property from hazards arising 
from the use of electricity. 
c. for efficient electrical installations 
d. for installations which are adequate for good service - ANSWER the 
practical safeguarding of persons and property from hazards arising from 
the use of electricity 
PLFA cable is rated fo...
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Master Electrician PRETEST QUESTIONS ANSWERED CORRECTLY
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Master Electrician PRETEST 
QUESTIONS ANSWERED 
CORRECTLY 
A compressor motor is rated 1HP, 115V, 16 amps. It is 
connected to a receptacle providing 120 volts with a 
100' extension cord. Due to the load conditions, the 
maximum voltage drop allowed during starting lockedrotor 
condition is 30% of motor voltage rating. Using 
96 amps for locked-rotor current. Resistance equals 
impendence. Use resistance values in Table 8 & 9. 
What is the minimum size of uncoated copper? - ANSWER 10 
AWG 
...
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Master Electrician License Exam Review 2023
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Master Electrician License 
Exam Review 2023 
If the cover for an underground pull box used for circuits over 600v is not locked, bolted, 
or screwed into place, then it must weigh equal to - Answer-100 pounds 
The maximum total voltage droop on a branch circuit is - Answer-3% 
the floors of vaults in contact with the earth shall be of concrete that is not less then - 
Answer-6 inches thick 
according to the NEC bare live parts are guarded from the public in the following 
methods except - Ans...
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ELMC Master Electrician PREP TEST 100% VERIFIED
- Exam (elaborations) • 6 pages • 2023
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ELMC Master Electrician PREP 
TEST 100% VERIFIED 
The purpose of the NEC is to provide _________. 
a. a design specification for electrical installations 
b. the practical safeguarding of persons and property from hazards arising 
from the use of electricity. 
c. for efficient electrical installations 
d. for installations which are adequate for good service - ANSWER the 
practical safeguarding of persons and property from hazards arising from 
the use of electricity 
PLFA cable is rated fo...
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NYC Master Electrical Latest Exam | Updated 2024 with Verified Solutions
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NYC Master Electrical Latest Exam | Updated 2024 with Verified Solutions 
Neutral point Correct Answer The common point on a wye-connection in a polyphase system or midpoint on a single phase, 3-wire system, or midpoint of a single phase portion of a 3-phase delta system, or a midpoint of a 3-wire, direct current system 
 
In the NEC the words ___________indicate a mandatory requirement Correct Answer Shall or shall not 
 
On a four wire Delta connected system with a midpoint of one phase windin...
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Master Electrician 2 PRESET PREP TEST FOR REVISION Q&A VERIFIED
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Master Electrician 2 PRESET PREP TEST FOR 
REVISION Q&A VERIFIED 
In dwelling units and guest rooms of hotels and motels, 
overcurrent protection devices shall NOT be located in _____. - 
ANSWER bathrooms 
The conductors in multiconductor portable cables, of over 600 
volts nominal, used to connect mobile equipment and machinery, 
shall be at least size _____ copper or larger and employ flexible 
stranding. - ANSWER 12 AWG 
Where a flat cable assembly, Type FC, is installed LESS than 
___...
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Electrical NEC Exam Questions and answers, rated A+ / APPROVED EXAM PREDICTION PAPER/
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Electrical NEC Exam Questions and 
answers, rated A+ 
the __________ has the responsibility for deciding on the approval of equipment and materials 
manufacturer 
authority having jurisdiction 
testing agency 
the owner of the premises - -authority having jurisdiction 
in the NEC, the word(s) "__________" indicate a mandatory requirement 
shall 
shall not 
shall be permitted 
shall or shall not - -shall or shall not 
"within sight from" means visible and not more than _________ ft di...
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Master Electrician License Exam Latest 2024 Graded A+
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Master Electrician License Exam Latest 2024 Graded 
A+ 
If the cover for an underground pull box used for circuits over 600v is not locked, bolted, or 
screwed into place, then it must weigh equal to - 100 pounds 
The maximum total voltage droop on a branch circuit is - 3% 
the floors of vaults in contact with the earth shall be of concrete that is not less then - 6 
inches thick 
according to the NEC bare live parts are guarded from the public in the following methods 
except - protected by...
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Michigan Master Electrician PREP TEST Q&A | VERIFIED
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Michigan Master Electrician PREP TEST 
Q&A | VERIFIED 
3 phase voltage drop - ANSWER 1.73 x K x I x L/A (K = resistance per 
foot, I = Current, L = length) 
Efficiency 3 phase - ANSWER HP(746)/1.73IE(pf) 
When equipment grounding is accomplished by means of an equipment 
ground, the size is determined from - ANSWER Table 250.122 
Parallel conductors in nonmetallic raceway, grounding is determined by - 
ANSWER Table 250.122(F) 
When supplying power from a grounded system from one building to 
ano...
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