ANALOG ELECTRONICS QUIZ

When were the first solid state devices manufactured ?

1960

1940

1970

1950

TRUE ANSWER : ?
YOUR ANSWER : ?

Voltage Series (feedback also called series-shunt feedback) results in

Increase in input impedance & decreases in output impedance

Decrease in input impedance & increase in output impedance

Increase in both input & output impedances

Decreases in both input & output impedances

TRUE ANSWER : ?
YOUR ANSWER : ?

Diode is also called as:

Reactance

Rectifier

Amplifier

Resistance

TRUE ANSWER : ?
YOUR ANSWER : ?

Conduction electrons have more mobility than holes because they

are free

None of these

need less energy to move them

have negative charge

TRUE ANSWER : ?
YOUR ANSWER : ?

If the base resistor is open, what is the collect current?

10 mA.

1 mA.

0 mA.

2 mA.

TRUE ANSWER : ?
YOUR ANSWER : ?

Asource follower using an FET usually has a voltage gain which is

Greater than +100

Slightly less than unity but positive

About -10

Exactly unity but negative

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is not associated with a p-n junction

Charge storage capacitance

Channel length modulation

Junction capacitance

Depletion capacitance

TRUE ANSWER : ?
YOUR ANSWER : ?

Voltage controlled oscillators are used commonly in

Phase Clocked loops

Frequency Modulators

All the above

Pulse Modulators Frequency Modulators Phase Clocked loops

TRUE ANSWER : ?
YOUR ANSWER : ?

In a JFET, the primary control on drain electric current is exerted by

voltage drop across channel.

size of depletion regions.

gate reverse bias.

channel resistance.

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of following is the point of reference JFET?

Gate.

None of above.

Source.

Drain.

TRUE ANSWER : ?
YOUR ANSWER : ?