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Varactor Diodes MCQ with Answers PDF Download

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Chapter 9 MCQs: Varactor Diodes Quiz

MCQ: Varactor diodes are often used in

A) rectifiers
B) regulators
C) converters
D) RF circuits

MCQ: If capacitor is determined by parameters of plate area 'A', dielectric constant 'E' and dielectric thickness 'd', then capacitance will be

A) AEd
B) AE/d
C) Ad/E
D) Ed/A

MCQ: When depletion region becomes widen in Varactor diode, plate separation

A) will increase
B) will decrease
C) become zero
D) become infinite

MCQ: Ratio of Varactor's capacitance at a specified minimum voltage to the capacitor at specified maximum voltage is termed as

A) power factor
B) tuning ratio
C) slew rate
D) transfer function

MCQ: Key feature of Varactor diode is, it exhibits

A) fixed capacitance
B) Variable capacitance
C) Variable resistance
D) fixed resistance

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