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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R)
Assertion (A): Photodiodes are preferably operated in reverse bias condition for light intensity measurement.
Reason(R): The current in the forward bias is more than the current in the reverse bias for a junction diode.
In the light of the above statement, choose the correct answer from the options given below:

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Both A and R are true and R is the correct explanation of A

Both A and R are true but R is Not the correct explanation of A.

A is false but R is true.

A is true but R is false.

answer is D.

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Detailed Solution

Photo diodes are used in Reverse bias.

In forward bias, the current is of order $10^{- 3} A$ .

In reverse bias, the current is of order $10^{- 6} A$

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