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Mini-Quiz: Electrical Power

by Ron Kurtus (revised 19 June 2016)

Take this Mini-Quiz to check your understanding of the lesson material.



1. When are kilowatts used instead of watts?

When measuring large distances

When the number of watts would be very large

When you are dealing with mechanical power

2. How does the electric company charge for using electricity?

They charge by the size of your hair dryer

They charge $0.07 to use the electricity

By the energy used over a period of time

3. How many kilowatt-hours does a 100-watt light bulb use in 10 hours?

1 kilowatt-hour

1000 kilowatt-hours

$7.00

If you got all three correct, you are on your way to becoming a Champion in Physics. If you had problems, you had better look over the material again.


Power can be electrifying


Resources and references

Ron Kurtus' Credentials

Websites

DC and AC Electricity Resources

Physics Resources

Books

Top-rated books on Electrical Power Generation

Basic Electricity by Bureau of Naval Personnel; Dover Pubns; (1970) $14.95 - Provides thorough coverage of the basic theory of electricity and its applications

Teach Yourself Electricity and Electronics by Stan Gibilisco; McGraw-Hill; (2001) $34.95 - Guide for professionals, hobbyists and technicians desiring to learn AC and DC circuits


Questions and comments

Do you have any questions, comments, or opinions on this subject? If so, send an email with your feedback. I will try to get back to you as soon as possible.


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