In a CE amplifier, the phase difference between voltage across collector load RC and signal voltage is _________________?

Related Mcqs:

1. 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...

2. 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...

3. 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...

4. 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...

5. 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...

6. 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...

7. 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%...

8. An amplifier receives 0.1 W of input signal and delivers 15 W of signal power. What is the power gain in db?

   A. 8 db B. 6 db C. 5 db D. 4 db...

9. 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...

10. Two 3.3 kΩ resistors are in series and this series combination is in parallel with a 4.7 kΩ resistor. The voltage across one of the 3.3 kΩ resistors is 12 V. The voltage across the 4.7 kΩ resistor is_________?

    A. 24 V B. 12 V C. 0 V D. 6 V...