ANALOG ELECTRONICS QUIZ

IGFET is a

3 / 2 power - low device .

half - power device.

linear device.

square - law device.

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The main job of a voltage regulator is to provide a nearly __________________ output voltage.

sinusoidal.

smooth.

fluctuating.

constant.

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Binary Logic is mainly based on arithmetic operation and

subtraction operations

both A and B

addition operations

logical operations

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An emitter follower has a voltage gain that is

greater than one.

zero.

approximately equal to one.

much less than one.

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The knee voltage (cut in voltage) of silicon diode

0.2 V.

1.0 V.

0.7 V.

0.8 V.

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The depletion region with in a pn junction is reduced when the junction has :

zero bias.

reverse bias.

all of these.

forward bias.

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When the pn junction is forward biased the sequence of events that take place are

diffusion, drift and recombination.

diffusion, injection and drift.

none of above.

injection, diffusion and recombination.

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What is the condition if no external potential energy is applied to the PN junction then diode ?

Zero Bias

Forward biased

None of these

Reversed biased

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The input stage of an op amp is usually a

class B push-pull amplifier.

CE amplifier.

swamped amplifier.

differential amp.

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When P-type substance is connected with negative and n-type is connected with positive terminal of the battery then P-n junction diode is in ....................

Forward biased

None of these

Reverse biased

No biased

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