Electrical Power: Definition & Types


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question 1 of 3

Which of the following statements is true concerning high voltage, long-distance power transmission:

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1. Which of the following statements is true concerning household electrical power (in the U.S.):

2. What is the current flow in a 3V DC flashlight bulb that is consuming 0.5W of power?

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About This Quiz & Worksheet

Electrical power is a complex concept that this quiz and worksheet combination will help you test your understanding of. Some of the things you'll be tested on include what types of electricity are ideal for which applications and how electrical power is measured.

Quiz & Worksheet Goals

In these assessments, you'll be tested on:

  • Which power systems are used for different applications
  • How to calculate current given the type of power system, the voltage, and the power consumption
  • How to calculate the power consumed given the type of power system, voltage, and resistance

Skills Practiced

This quiz and worksheet allow students to test the following skills:

  • Reading comprehension - ensure that you can draw the most important information from the related electrical power lesson
  • Making connections - use your understanding of the different power delivery systems in order to answer questions about power consumption
  • Problem solving - use your acquired knowledge to solve power consumption practice problems

Additional Learning

To learn more about electrical power, review the accompanying lesson entitled Electrical Power: Definition & Types. This lesson covers the following objectives:

  • Define AC and DC current
  • Differentiate between the two types of current in terms of their uses
  • Understand AC and DC current calculations
  • Detail some potential examples of AC and DC currents in everyday items
  • Understand the differences between single-phase and three-phase electrical lines