Discussion :: Communication Systems
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Assertion (A): An electronic tuner uses varactor diode
Reason (R): The capacitance of a varactor diode depends on the magnitude of reverse bias.
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A.
Both A and R are correct and R is correct explanation of A
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B.
Both A and R are correct but R is not correct explanation of A
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C.
A is correct but R is wrong
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D.
A is wrong but R is correct
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Answer : Option A
Explanation :
A varactor diode has a variable capacitance which depends on reverse bias. It is a very convenient device for tuning.
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