CC configuration is used for impedance matching because its ________________?

Related Mcqs:

1. The disadvantage of impedance matching is that it _______________?

   A. Gives distorted output B. Gives low power output C. Requires a transformer D. None of the above...

2. In transistor amplifiers, we use_____________transformer for impedance matching?

   A. Step up B. Step down C. Same turn ratio None of the above...

3. If a transistor amplifier draws 2mA when input voltage is 10 V, then its input impedance is ____________?

   A. 20 kΩ B. 2 kΩ C. 10 kΩ D. 5 kΩ...

4. It is generally desired that a transistor should have_____________________ input impedance?

   A. Low B. Very low C. High D. Very high...

5. The ratio of output impedance of a CE amplifier is _______________?

   A. About 1 B. Low C. High D. Moderate...

6. A transistor amplifier has high output impedance because ______________?

   A. Emitter is heavily doped B. Collector has reverse bias C. Collector is wider than emitter or base D. None of the above...

7. The value of collector load RC in a transistor amplifier is _______________the output impedance of the transistor?

   A. The same as B. Less than C. More than D. None of the above...

8. What turn ratio (Np/Ns) of transformer is required to match 4 O speaker to a transistor having an output impedance of 8000 O ?

   A. 2 B. 7 C. 3 D. None of the above...

9. An amplifier has a power gain of 100. Its db gain is ________________?

   A. 10 db B. 20 db C. 40 db D. None of the above...

10. The maximum collector efficiency of class B operation is ________________?

    A. 50% B. 90% C. 5% D. 5%...