How Much Do You Know About Fluorescent Bulbs?
How much do you know about Compact Fluorescent Lightbulbs? This quiz has been made for students and science lovers who have a deep knowledge of Physics. So, let's try out this quiz. All the best!
Questions and Answers
- 1.
True or false: A watt is a measure of light output.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
A watt is a measure of the rate of energy being used.Rate this question:
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- 2.
True or false: I should wait until an incandescent bulb has burned out before I install my new CFL.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The energy savings from the CFL bulb will pay for the cost of a new incandescent in only 1 month. Throw the incandescent out, and start saving money (and energy) right away.Rate this question:
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- 3.
True or false: CFLs can be used in bathrooms.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
CFLs will work in bathroom fixtures, and newer bulbs that brighten quickly are convenient for short usage periods. Humidity may shorten the life of the bulb, though.Rate this question:
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- 4.
True or false: All ENERGY STAR-qualified CFLs can be used with dimmer switches.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
True or false: Special dimmable CFLs must be used in dimmable fixtures. They are available - just read the packaging carefully.Rate this question:
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- 5.
True or false: Used CFLs can be disposed of with regular trash.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
CFLs contain small amounts of mercury and should be recycled. MSJ Green accepts used bulbs from the campus community for recycling.Rate this question:
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- 6.
True or false: An ENERGY STAR-qualified bulb is a better purchase than a "long life" incandescent light bulb.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
CFLs will save significant energy and money compared to the best "long life" incandescent.Rate this question:
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- 7.
True or false: CFLs can be used in outdoor fixtures.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Look for bulbs designed for outdoor use.Rate this question:
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- 8.
True or false: Replacing a single 100-watt incandescent bulb with a CFL can save me over $100 per year.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The maximum savings is about $67 per year per bulb. Still a significant savings!Rate this question:
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- 9.
True or False: CFLs cannot be used in cold climates.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
CFLs can be used almost anywhere - look for bulbs rated for cold climates when buying for outdoor fixtures.Rate this question:
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- 10.
True or false: Once a CFL is turned on it should be left on all day.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Use CFLs just as you would any other light bulb.Rate this question:
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Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Mar 22, 2022Quiz Edited by
ProProfs Editorial Team -
May 02, 2007Quiz Created by
MSJ_Green
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