Op-amp quiz1

Full form of Op-Amp is

• Operation Amplifier

• Operational Amplifier

• Optimistic Amplifier

• Optional AMplifier

Choose the correct statement about op-amp

• It is a voltage amplifier similar to bjt amplifier

• It is a differential amplifier

• It has one input and an output

• It needs one input and a supply voltage

The positive supply terminal to opamp is called

• +Vsat

• +Vcc

• +Ve max

• All are correct

In the block diagram of op-amp the stage that comes after input stage is

• Level shifting stage

• Intermediate stage

• Biasing stage

• Output stage

For an ideal op-amp the input resistance is

• infinite

• mega ohms

• 1k ohm

• zero

For a practical op-amp the gain is around

• 1000db

• 100db

• 1db

• 0db

Which of the following is NOT a negative feedback application of op-amp

• Inverting Amplifier

• Non-Inverting Amplifier

• Summing Amplifier

• Comparator

For same value of Feedback and input resistance the gain is more in

• Inverting amplifier

• Non-inverting amplifier

• Both are same

• Differential Amplifier

The correct answer is

• -0.25 V

• -0.125 V

• 0.25 V

• 0.25 V

The given circuit is a

• Inverting Amplifier

• Non-Inverting Amplifier

• Integrator

• Differentiator