ANALOG ELECTRONICS QUIZ

MOSFET requires

Only small input current.

A large input current and high voltage.

A large input current.

None of these.

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is a semiconductors material ?

Si

Ge

All the above

GaAs

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YOUR ANSWER : ?

When the base resistor increases, the collector voltage will probably

All of these

decrease.

increase.

stay the same.

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YOUR ANSWER : ?

The diffusion capacitance of a forward biased P+N junction diode with a steady electric current I depends on

mean life time of the electrons.

junction area.

mean life time of the holes.

width of the depleted region.

TRUE ANSWER : ?
YOUR ANSWER : ?

A semiconductor material is formed by

None of these

Covalent bonds

Electrovalent bonds

Metallic bonds

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YOUR ANSWER : ?

Conventional biasing of a BJT has

EB forward biased and CB reversed biased.

EB reversed biased and CB reversed biased.

EB reversed biased and CB forward biased.

EB forward biased and CB forward biased.

TRUE ANSWER : ?
YOUR ANSWER : ?

When a reverse bias is applied to gate of JFET the depletion region width

is wider near the drain and tapers near source.

None of these

is wider near the source and tapers near the drain.

is uniform in the channel.

TRUE ANSWER : ?
YOUR ANSWER : ?

When the drain saturation electric current is less than IDSS a JFET acts like a

resistor.

battery.

BJT.

current source.

TRUE ANSWER : ?
YOUR ANSWER : ?

The feedback factor of a Wien bridge oscillator using Op-Amp is

1/4

1

1/3

1/2

TRUE ANSWER : ?
YOUR ANSWER : ?

What is the input impedance of a common-gate configured JFET?

Very high.

Low.

Very low.

High.

TRUE ANSWER : ?
YOUR ANSWER : ?

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