A. C
B. A
C. B
D. AB
Related Mcqs:
- 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% - 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 - 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 - 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 - A 2-transistor class B power amplifier is commonly called ______________ amplifier?
A. Dual
B. Push-pull
C. Symmetrical
D. Differential - The maximum a.c. power output from a class A power amplifier is 10 W. What should be the minimum power rating of the transistor used ?
A. 10 W
B. 15 W
C. 5 W
D. 20 W - In a single stage transistor amplifier, RC and RL represent collector resistance and load resistance respectively. The transistor sees a d.c. load of _____________________?
A. RC + RL
B. RC || RL
C. RL
D. RC - If RC and RL represent the collector resistance and load resistance respectively in a single stage transistor amplifier, then a.c. load is____________________?
A. RL + RC
B. RC || RL
C. RL – RC
D. RC - 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 - A single stage transistor amplifier with collector load RC and emitter resistance RE has a d.c. load of ________________________?
A. RC
B. RC || RE
C. RC – RE
D. RC + RE
