Explore your electrical knowledge with this quick electrical practice test! With just 10 questions, this short quiz is crafted to evaluate your understanding of essential electrical theory concepts that will be covered in your electrician classes. Let’s dive in and see how well you grasp the fundamentals!

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#1. Two equally valued resistors in series have a total resistance of which of the following:

None of the above is correct

#2. The most power lost in the form of heat would come from which of the following:

Resistance is correct

#3. In order to calculate watt hours, which of the following formulas must be used:

Amps/Volts is correct

#4. If a motor enclosure is designed to contain sparks or flashes that could ignite surrounding vapors or gases, then the enclosure is considered to be which of the following:

Ventilated is correct

#5. In order to change the rotation of a DC series motor, which of the following must be done:

F1 and F2 must be reversed is correct

#6. The sum of series voltage drops equals the applied voltage

False is correct

#7. A meter used to measure both AC and DC voltage and current is known as which of the following:

A multimeter is correct

#8. Inductance and capacitance are not considerations in a DC current for which of the following reasons:

DC supply carries power equally is correct

#9. During one complete rotation of 360 degrees, a three-phase 6-pole AC 34 kVA alternator on a Y- connected system will have how many cycles:

4 is correct

#10. Which of the following should be tested to check for voltage to ground?

From hot to neutral is correct


For a longer 50 question electrical theory test and an NEC practice exam, try these electrical practice tests too.

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