Construction and Working of LEDs

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Construction and Working of LEDs: Overview

This topic covers concepts, such as, Energy Band Diagram for Forward Biased LEDs, Construction of LED & Recombination Process in LED and Its Schematics etc.

Important Questions on Construction and Working of LEDs

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The special purpose diode operated / working under forward bias is/are

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Silicon is not suitable for fabrication of light emitting diodes because it is-

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Why construction of LED is similar to the normal p-n junction diode?

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The material used most often in LEDs is _____ arsenide, 

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The construction of LED is very simple because it is designed through the deposition of three semiconductor material layers over a substrate.This statement is true or false?

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Describe the construction of LED?

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LED is a p-n junction diode which is

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Recombination of charge carrier takes place in Light emitting diode (LED)

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In LED, light is emitted because of _____ of charge carrier takes place.

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In LED, light is emitted because of 

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How recombination process produces light in the case of Light emitting diodes (LEDs)?

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Cotyledons are also called-