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Sample North Carolina Electrical Contractors Exam

Below you’ll find a few questions comparable to what will be on NC Electrical Contractors Exam. Pick the best suited answer & if you miss a few don’t worry,they are all covered in Griffin Code's Exam Prep Seminar.

  1. A single family dwelling is supplied by a 200 amp 120/240 volt service
    containing 2/0 copper conductors. Given an unbalanced load of 62 amps,
    what is the minimum size of the copper grounded conductor?
    A) 2 awg      B) 4 awg      C) 6 awgs      D) 8 awg
  1. A single phase, 230 volt, 10 HP motor has a nameplate FLC value of
     26 amps. What is the minimum ampacity of the branch circuit conductors?
    A) 26 amps      B) 32.5 amps      C) 35 amps      D) 39 amps
  1. An A/C unit is being fed by 12 awg copper conductors which are protected by a 40 amp circuit breaker. What is the minimum size of the equipment grounding conductor allowed by the NEC?  
    A) 2      B) 3      C) 4      D)
  1. The minimum number of  120 volt, 15 amp branch circuits for a 2000 sq.ft dwelling unit is:
    A) 2 awg      B) 4 awg      C) 6 awg      D) 8 awg
  1. What is the calculated general lighting load for the above dwelling unit?
    A) 5625 va      B) 6000 va      C) 7467 va      D) 10,500 va

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