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Exam questions to get you started.
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When preparing for the master electrical exam or the journey electrical exam, it helps to see the questions as they are formatted in the real exam. Now, obviously we aren't able to show you the exact question that is on the actual test, but you do get the formatting and the content as it is outlined in the exam candidate books.
Exam Questions
1. When calculating the demand factor of a multifamily dwelling connected load, which of the following shall be included:
a. The smaller of the air-conditioning load or the space-heating load
b. 3 volt-amperes per square foot of dwelling area for general lighting and general use receptacles
c. 1500 volt-amperes for each 3-wire 20 amp small appliance branch circuit
d. All of the above
2. A grounding ring shall encircle a building and consist of bare copper in a length of at least which of the following:
a. 5 feet
b. 10 feet
c. 15 feet
d. 20 feet
3. A type “S” fuse shall be which of the following:
a. A plug type fuse
b. Classified at not over 125 volts
c. Classified at 0 to 15 amperes
d. All of the above
4. The demand factor for a 10-unit multifamily dwelling is which of the following:
a. 50 percent
b. 45 percent
c. 43 percent
d. 39 percent
5. The lighting load demand factor for a hospital shall be calculated as which of the following:
a. 35%
b. 40% of the first 50,000 volt-amperes
c. 30% of the amount over 50,000 volt-amperes
d. None of the above
6. The minimum size copper circuit wire for a 20 amp branch circuit conductor is which of the following:
a. 8
b. 10
c. 12
d. 14
7. Restricted-access, adjustable-trip circuit breakers must meet which of the following requirements:
a. Have a removable and sealable cover over the adjusting means
b. Be located behind bolted equipment covers
c. Be accessible only to a qualified person by means of a locked door
d. All of the above
8. Each plate electrode used for grounding shall expose which of the following:
a. A #4 AWG copper conductor
b. At least 0.06 inches above ground
c. Not less than 2 square feet of surface-to-exterior soil
d. None of the above
9. The laundry area in a single-family dwelling unit must have which of the following:
a. A minimum of one 20 amp and one 220 amp receptacle
b. At least one receptacle
c. At least one receptacle installed within 3 feet of the washing machine location
d. A minimum of two GFCI receptacles
10. If a feeder conductor carries the total load supplied by the service conductors with an ampacity of 50 amps, then which of the following standards must be met:
a. The feeder ampacity must be greater than the service conductor ampacity
b. The feeder ampacity must be less than the service conductor ampacity
c. The feeder ampacity must be 30 amps
d. None of the above
The above questions are based out of The Electrician's Exam Study Guide by B.D. Coffin and K.J. Keller. Buy the full book here: Electrician's Exam Study Guide
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