Electrical - LEDs

Front

LED means

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Light Emitting Diode

Front

Semi- conductors are materials which

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can conduct current partially

Front

............................is not an example of electronic component

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mirror

Front

Symbol of LED

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Front

doping is the process of

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adding impurities

Front

Electroluminescence is the process of producing light from current without heat

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producing light from current without heat

Front

Advantages of LED: High energy efficiency, Long lifespan, Low radiated heat, All of these

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All of these

Front

LED will work only if it is connected to a battery in

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Forward biased

Front

Short leg of LED is

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Cathode

Front

The colour of LED depends on

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Based on material composition