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Questions and Answers
Who is credited with the invention of the incandescent light bulb?
Who is credited with the invention of the incandescent light bulb?
- Nikola Tesla
- Benjamin Franklin
- Thomas Edison (correct)
- Alexander Graham Bell
What is the main component of an incandescent light bulb?
What is the main component of an incandescent light bulb?
- Tungsten filament (correct)
- Steel rod
- Copper wire
- Aluminum foil
What is the purpose of the glass bulb in an incandescent light bulb?
What is the purpose of the glass bulb in an incandescent light bulb?
- To conduct electricity
- To cool down the filament
- To filter UV rays
- To protect the filament from oxidation (correct)
What happens to the tungsten filament in an incandescent light bulb when an electric current passes through it?
What happens to the tungsten filament in an incandescent light bulb when an electric current passes through it?
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What is the typical lifespan of an incandescent light bulb compared to other types of bulbs?
What is the typical lifespan of an incandescent light bulb compared to other types of bulbs?
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Which gas is usually present inside the glass bulb of an incandescent light bulb?
Which gas is usually present inside the glass bulb of an incandescent light bulb?
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What effect does turning on an incandescent light bulb have on room temperature?
What effect does turning on an incandescent light bulb have on room temperature?
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What is one major drawback of incandescent light bulbs compared to other types of bulbs?
What is one major drawback of incandescent light bulbs compared to other types of bulbs?
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Which of the following statements explains why incandescent bulbs are less energy-efficient than LED bulbs?
Which of the following statements explains why incandescent bulbs are less energy-efficient than LED bulbs?
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What is one environmental concern associated with incandescent light bulbs?
What is one environmental concern associated with incandescent light bulbs?
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What role does the glass envelope play in an incandescent bulb?
What role does the glass envelope play in an incandescent bulb?
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What innovation led to significant improvements in incandescent light bulb efficiency?
What innovation led to significant improvements in incandescent light bulb efficiency?
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Study Notes
The incandescent light bulb: history and development
The incandescent light bulb: a history
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Description
Explore the history and development of the incandescent light bulb, a revolutionary invention that has illuminated the world for centuries. Delve into the origins, evolution, and impact of this iconic lighting technology.
