The maximum collector efficiency of class B operation is ________________?

Related Mcqs:

1. If the power rating of a transistor is 1W and collector current is 100mA, then maximum allowable collector voltage is________________?

   A. 1V B. 100V C. 20V D. 10V...

2. If the maximum collector current due to signal alone is 3 mA, then zero signal collector current should be at least equal to___________________?

   A. 6 mA B. mA C. 3 mA D. 1 mA...

3. If the collector supply is 10V, then collector cut off voltage under d.c. conditions is _______________?

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

4. Class_____________ power amplifier has the highest collector efficiency ?

   A. C B. A C. B D. AB...

5. What will be the collector efficiency of a power amplifier having zero signal power dissipation of 5 watts and a.c. power output of 2 watts ?

   A. 20% B. 80% C. 40% D. 50%...

6. For proper operation of the transistor, its collector should have___________________?

   A. Proper forward bias B. Proper reverse bias C. Very small size D. None of the above...

7. Class _____________ operation gives the maximum distortion?

   A. A B. B C. C D. AB...

8. The maximum efficiency of transformer coupled class A power amplifier is _______________?

   A. 30% B. 50% C. 80% D. 45%...

9. The maximum efficiency of resistance loaded class A power amplifier is _________________?

   A. 5% B. 50% C. 30% D. 25%...

10. In class A operation, the operating point is generally located_____________of the d.c. load line?

    A. At cut off point B. At the middle C. At saturation point D. None of the above...