Master Electrician
Chamberlain College Of Nursing
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Exam (elaborations)
MASTER ELECTRICIAN 
EXAM REVIEW 
QUESTIONS AND CORRECT ANSWERS 
LATEST UPDATE 
2026/2027 
GRADED A+ .
1. branch circuit That portion of a wiring system extending beyond the final overcurrent device is called the CORRECT ANSWER 
2. Calculated load CORRECT ANSWER The final sum of the computed loads, based on the minimum code requirements, isthe 
3. Resistance As compared to #10, a #8 wire of the same Iength has less 
4. 0.001 inch One circular mil is the area of a circle whose diameter is CORRECT ANSWER 
5. 1,000,000 cm CORRECT ANSWER A round bus-bar one inch in diameter, has a circular mil ar...
Exam (elaborations)
MICHIGAN MASTER ELECTRICIAN ACTUAL 
EXAM QUESTIONS AND CORRECT ANSWERS 
LATEST UPDATE 
2026/2027 
GRADED A+ .
Popular1. 3 phase voltage drop: 1.73 x K x I x L/A (K = resistance per foot, I = Current, L = length) 
2. Efficiency 3 phase: HP(746)/1.73IE(pf) 
3. When equipment grounding is accomplished by means of an equipment ground, the size is determined from: 
Table250.122 
4. Parallel conductors in nonmetallic raceway, grounding is determined by ANSW Table 250.122(F) 
5. When supplying powerfroma grounded systemfromone building to an-other on the same property, it's 
required by to run a separate 
equipme...