Discussion :: Electronic Devices and Circuits
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Assertion (A): When a photoconductive device is exposed to light, its bulk resistance increases.
Reason (R): When exposed to light, electron hole pairs are generated in the photoconductive device.
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A.
Both A and R are true and R is correct explanation of A
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B.
Both A and R are true but R is not a correct explanation of A
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C.
A is true but R is false
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D.
A is false but R is true
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Answer : Option D
Explanation :
A is wrong because exposure to light decreases bulk resistance.
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