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Reverse Bias

A p-n junctio...

Question

A p-n junction ideal diode is in forward bias and a current of $20 m A$ flows through the circuit. When it is in reverse bias, the magnitude of the current is

A

20 m A

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B

Infinity

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C

Zero

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D

30 m A

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Solution

The correct option is D Zero
The reverse current is of the range of few micro-amperes hence cannot be measured with milliammeter. In milliammeter, it will show zero reading hence reverse current is zero here.

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