Question

# The diode used in the circuit shown in the figure has a constant voltage drop of 0.5 V at all currents and a maximum power rating of 100 milliwatts. What should be the value of the resistor R, connected in series with the diode for obtaining maximum current

- 1.5
- 5
- 6.67
- 200

## The correct answer is: 5

### The current through circuit

\ voltage drop across resistance = 1.5 – 0.5 = 1 V

Þ .

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