Emitter follower is used for________________?

Related Mcqs:

1. The output impedance of an emitter follower is______________?

   A. High B. Very high C. Almost zero D. Low...

2. Emitter follower is used for ________________?

   A. Current gain B. Impedance matching C. Voltage gain D. None of the above...

3. The voltage gain of an emitter follower is _____________?

   A. Much less than 1 B. Approximately equal to 1 C. Greater than 1 D. None of the above...

4. An emitter follower has ______________input impedance?

   A. Zero B. Low C. High D. None of the above...

5. Emitter follower is a _______________circuit?

   A. Voltage feedback B. Current feedback C. Both voltage and current feedback D. None of the above...

6. If the output of an amplifier is 10 V and 100 mV from the output is fed back to the input, then feedback fraction is_____________?

   A. 10 B. 1 C. 01 D. 15...

7. When current feedback (negative) is applied to an amplifier, its input impedance _____________?

   A. Is decreased B. Is increased C. Remains the same D. None of the above...

8. A feedback circuit usually employs _________________ network?

   A. Resistive B. Capacitive C. Inductive D. None of the above...

9. Negative feedback is employed in __________________?

   A. Oscillators B. Rectifiers C. Amplifiers D. None of the above...

10. If voltage feedback (negative) is applied to an amplifier, its output impedance ______________?

    A. Remains the same B. Is increased C. Is decreased D. None of the above...