Question 1

What is second stage block diagram of op amp?

Accepted Answer

Voltage amplifier gain stage

Answer

Common source amplifier

Answer

Diffrential amplifier

Answer

Push pull amplifier

Question 2

The arrangement of an op amp block diagram is

Accepted Answer

Differential Amplifier, Gain Amplifier, Output Amplifier

Answer

Output  Amplifier, Differential Amplifier, Gain Amplifier

Answer

Differential Amplifier, Output Amplifier, Gain Amplifier

Answer

Gain Amplifier, Differential Amplifier, Output Amplifier

Question 3

Which of the following characteristics DOES NOT necessarily apply to an operational amplifier?

Accepted Answer

Low Power

Answer

High input impedance

Answer

Low output impedance

Answer

High Gain

Question 4

Refer to the given figure. This amplifier is known as

Accepted Answer

Inverting op amp

Answer

Non inverting

Answer

Common source amplifier

Answer

Voltage follower

Question 5

The ideal input impedance for an operational amplifier is____________

Accepted Answer

infiniti  ohm

Answer

0  ohm

Answer

500  ohm

Answer

1  ohm

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