How Much Do You Know About Fluorescent Bulbs?

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| By MSJ_Green
M
MSJ_Green
Community Contributor
Quizzes Created: 2 | Total Attempts: 3,116
Questions: 10 | Attempts: 214

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Light Quizzes & Trivia

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. False
    Explanation
    A watt is a measure of the rate of energy being used.

    Rate this question:

  • 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. False
    Explanation
    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:

  • 3. 

    True or false: CFLs can be used in bathrooms.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    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:

  • 4. 

    True or false: All ENERGY STAR-qualified CFLs can be used with dimmer switches.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
    Explanation
    True or false: Special dimmable CFLs must be used in dimmable fixtures. They are available - just read the packaging carefully.

    Rate this question:

  • 5. 

    True or false: Used CFLs can be disposed of with regular trash.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
    Explanation
    CFLs contain small amounts of mercury and should be recycled. MSJ Green accepts used bulbs from the campus community for recycling.

    Rate this question:

  • 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. True
    Explanation
    CFLs will save significant energy and money compared to the best "long life" incandescent.

    Rate this question:

  • 7. 

    True or false: CFLs can be used in outdoor fixtures.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    Look for bulbs designed for outdoor use.

    Rate this question:

  • 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. False
    Explanation
    The maximum savings is about $67 per year per bulb. Still a significant savings!

    Rate this question:

  • 9. 

    True or False: CFLs cannot be used in cold climates.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
    Explanation
    CFLs can be used almost anywhere - look for bulbs rated for cold climates when buying for outdoor fixtures.

    Rate this question:

  • 10. 

    True or false: Once a CFL is turned on it should be left on all day.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
    Explanation
    Use CFLs just as you would any other light bulb.

    Rate this question:

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