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En un circuito alimentado por una batería de 12V, calcula el valor de la resistencia de protección, si la tension máxima entre los extremos del diodo LED es de 3V y la intensidad máxima es de 30mA. Clcula la potencia disipada por la resistencia y la emitida por el diodo LED, expresadas en mw

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En un circuito alimentado por una batería de 12V, calcula el valor de la resistencia de protección,...

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