Electrical Exam Prep Tip #147 – General Electrical Standards

Helpful Tip #147 General Electrical Standards These four chapters from the National Electrical Code Book ®  NFPA include general electrical standards that apply to ALL installations. Chapter 1: General Chapter 2: Wiring and Protection  Chapter 3: Wiring Methods and Materials Chapter 4: Equipment for General Use This will be helpful […]

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Texas Electrical License Registration Forms

Electrical Exam Prep Tip #148 – Minimum Allowable Installations

  Helpful Tip #148 Minimum Allowable Installations When reading an electrical exam question which describes minimum allowable installations, you will find key words and phrases such as: at least, no less than, and smallest allowable.  These types of questions frequently appear in the master electrical exam and the journeyman electrical […]

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Texas Electrical License Registration Forms

Electrical Exam Prep Tip #113 – Ohm’s Law

OHM’s law and our pie chart are the only calculations and formula that the test taker should focus on. P divided by Current (I) times the Voltage (E) is used for calculating demand loads, calculating transformers, calculating services, calculating the minimum number of circuits required for a particular dwelling/occupancy, and […]

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Texas Electrical License Registration Forms

Electrical Exam Prep Tip #112: Transformer Questions

Transformer questions are actually quite simple, however the state exam writers intentionally include a lot of distracting information. The unprepared test taker will read too much into a transformer question and then draw a complete blank. However, if it asks to size the maximum or minimum short circuit, ground-fault, or […]

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Texas Electrical License Registration Forms

Electrical Exam Prep Tip #110 – Conductor Mistakes

BE CAREFUL HOW THEY WORD THE NUMBER OF CONDUCTORS. They note that “A 250 kcmil …. Conductor … WITH (3) other similar conductors…” therefore we are actually dealing with a total of 4 conductors. This is a common wording used by the state exam writers and it causes many test […]

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