Question

very short note on led bulb​

Answer 1

Answer:

A light-emitting diode (LED) is a semiconductor light source that emits light when current flows through it. Electrons in the semiconductor recombine with electron holes, releasing energy in the form of photons. Modern LEDs are available across the visible, ultraviolet, and infrared wavelengths, with high light output.

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Answer 2

Answer:

LED bulbs use a semiconductor device that emits visible light when an electric current passes through it........