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YouTubeehtisham tariq WMSC Peshawar
How Does an LED Bulb Work? | Physics Explained
Have you ever wondered how an LED bulb produces bright light while using very little electricity? In this YouTube Short, you'll learn: ️ What an LED is ️ How a semiconductor works ️ The PN junction explained ️ How electrons produce light (photons) ️ Why LEDs are energy-efficient Subscribe for more Physics, Science, Technology ...
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