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Varactor Diodes MCQ with Answers

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"Varactor diodes are often used in" Multiple Choice Questions (MCQ) on varactor diodes with choices rectifiers, regulators, converters, and rf circuits for best online colleges with financial aid. Solve varactor diodes quiz questions for merit scholarship test and certificate programs for undergraduate engineering schools.

MCQs on Varactor Diodes

1.

Varactor diodes are often used in

rectifiers
regulators
converters
RF circuits

2.

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

AEd
AE/d
Ad/E
Ed/A

3.

When depletion region becomes widen in Varactor diode, plate separation

will increase
will decrease
become zero
become infinite

4.

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

power factor
tuning ratio
slew rate
transfer function

5.

Key feature of Varactor diode is, it exhibits

fixed capacitance
Variable capacitance
Variable resistance
fixed resistance