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NEET UG PHYSICS MCQ: SEMI CONDUCTOR DEVICES

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Analyzing +4 | -1
Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R

Assertion A: Photodiodes are used in forward bias usually for measuring the light intensity.

Reason R: For a p-n junction diode, at applied voltage VV the current in the forward bias is more than the current in the reverse bias for ∣Vz∣>±V≥\left|V_{z}\right|> \pm V \geq ∣V0∣\left|V_{0}\right| where V0V_{0} is the threshold voltage and VzV_{z} is the breakdown voltage.

In the light of the above statements, choose the correct answer from the options given below
View answer and explanation
Correct option: A
A is false but R is true
Option A (A is false but R is true) is correct because photodiodes are used in reverse bias, and the statement about forward and reverse bias current is correct.

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