9.4 - Light Emitting Diode (LED)
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Practice Questions
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What state must an LED be in to emit light?
💡 Hint: Think about how diodes work when current flows.
Name one application of LEDs.
💡 Hint: Consider where you've seen colored lights.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What bias does an LED require to function?
💡 Hint: Think about current flow direction.
True or False: LEDs can be used in traffic lights.
💡 Hint: Consider where you've seen bright lights.
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Challenge Problems
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Evaluate the benefits of implementing LEDs over traditional incandescent bulbs in a municipal lighting project.
💡 Hint: Consider initial costs vs. long-term savings.
Design a new product that integrates LEDs for energy savings and aesthetic appeal.
💡 Hint: Think about how technology can enhance a user's experience.
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