KENTUCKY MASTER ELECTRICAL EXAM|QUESTIONS AND 100% CORRECT WELL DETAILED ANSWERS|LATEST UPDATE!!!!!!2026|GUARANTEED PASS|GRADED A+|VERIFIED

CORRECT WELL DETAILED ANSWERS|LATEST




CORRECT = 100
100


INCORRECT=0




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, 100% CORRECT WELL DETAILED ANSWERS|LATEST
UPDATE!!!!!!2026|GUARANTEED PASS|GRADED




A 120 volt road sign has #6 copper THWN conductors in a 2" PVC conduit. The sign pulls 8
amps and is on a 30 amp breaker. what is the longest distance that the sign can be located
from the sub-panel and still be legal? Use k = 12.9



a. 100-200 feet

b. 201-300 feet

c. 301-400 feet

d 401-500 feet - ANSWER d. 401-500



A 175 KVA, single phase transformer having a primary voltage of 240 and a secondary
voltage of 120 has been installed at a multi-family dwelling. The current available at the
primary is ___.

Select one:

a. 329 amps

b. 421 amps

c. 625 amps

d. 729 amps - ANSWER d. 729 amps



A 240 volt, 20 amp circuit may supply ___ linear feet of electric baseboard heat. Baseboard
heaters being used are rated 240 volts, 250 watts per linear foot.

Select one:

a. 12


2

, b. 15

c. 16

d. 18 - ANSWER b. 15



A 45 kVA 3 phase transformer has 480/277 volts on the primary and 208/120 volts on the
secondary. If the secondary side is pulling 47 amps, how many amps will the primary pull?

Select one:

a. 20

b. 54

c. 94

d. 125 - ANSWER a. 20



A bare #4 conductor may be concrete encased and serve as the grounding electrode when at
least ___ feet in length.

Select one:

a. 10

b. 12

c. 20

d. 15 - ANSWER c. 20



A cabinet or cutout box if constructed of sheet steel, the metal thickness shall not be less
than ___ inch uncoated.

Select one:

a. 0.053

b. 0.503

c. 0.040

d. 0.373 - ANSWER a. 0.053




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