Free practice test

Electrical Engineer Practice Test

Check what you know about the electrical engineer job with 15 free questions and instant explanations.

Updated By the Career Education Institute Curriculum Team
About this practice test

15 multiple-choice questions on electrical engineer knowledge, safety and vocabulary. Submit to see your score and explanations, or open any question’s answer as you go. Nothing is saved or shared.

Question 1 of 15Ohm’s law:
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Answer: V = I × R. Voltage, current, resistance.

Question 2 of 15The NEC is:
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Answer: The National Electrical Code. Electrical code.

Question 3 of 15An inverter:
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Answer: Converts DC to AC. For solar and batteries.

Question 4 of 15Arc flash studies:
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Answer: Protect workers. Safety labels.

Question 5 of 15A PCB is:
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Answer: A printed circuit board. Circuit board.

Question 6 of 15Which term matches this definition: “Estimating power demand.”
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Answer: Load calculation. Load calculation: Estimating power demand.

Question 7 of 15What does “Ohm’s law” mean?
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Answer: Voltage equals current times resistance.. Ohm’s law: Voltage equals current times resistance.

Question 8 of 15Which term matches this definition: “National Electrical Code.”
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Answer: NEC. NEC: National Electrical Code.

Question 9 of 15What does “Grounding” mean?
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Answer: Connecting to earth.. Grounding: Connecting to earth.

Question 10 of 15Which term matches this definition: “A simplified power diagram.”
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Answer: One-line diagram. One-line diagram: A simplified power diagram.

Question 11 of 15What does “Short circuit” mean?
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Answer: An unintended low-resistance path.. Short circuit: An unintended low-resistance path.

Question 12 of 15Which term matches this definition: “Distorted currents.”
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Answer: Harmonics. Harmonics: Distorted currents.

Question 13 of 15What does “Transformer” mean?
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Answer: Changes voltage.. Transformer: Changes voltage.

Question 14 of 15Which term matches this definition: “A circuit diagram.”
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Answer: Schematic. Schematic: A circuit diagram.

Question 15 of 15What does “Power factor” mean?
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Answer: Efficiency of power use.. Power factor: Efficiency of power use.

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