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A light-emitting diode (LED) has a volta...

A light-emitting diode (LED) has a voltage drop of 2V across it and passes a current of `10 muA`, when it operates with a 6V battery with a limiting resistor R. what is the value of R ?

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To find the value of the limiting resistor \( R \) in the circuit with the LED, we can follow these steps: ### Step 1: Identify the total voltage and the voltage drop across the LED The total voltage supplied by the battery is \( V_{battery} = 6V \), and the voltage drop across the LED is \( V_{LED} = 2V \). ### Step 2: Calculate the voltage across the resistor The voltage across the resistor \( R \) can be calculated using the formula: \[ ...
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