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EE And ECE - Single Stage Transistor Amplifiers MCQs
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EE And ECE - Single Stage Transistor Amplifiers MCQs
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25 Questions

1. When a transistor amplifier is operating, the current in any branch is ……………
2. In the d.c. equivalent circuit of a transistor amplifier, the capacitors are considered ……………..
3. If a transistor amplifier feeds a load of low resistance (e.g. speaker), then voltage gain will be ………….
4. A single stage transistor amplifier contains ……………. and associated circuitry
5. The purpose of capacitors in a transistor amplifier is to ………………
6. In a CE amplifier, the phase difference between voltage across collector load RC and signal voltage is ………..
7. In the zero signal conditions, a transistor sees ……………….. load
8. The input capacitor in an amplifier is the ……………….. capacitor
9. A CE amplifier is also called ………….. circuit
10. For highest power gain, one would use …………….. configuration
11. In order to get more voltage gain from a transistor amplifier, the transistor used should have …………..
12. The point of intersection of d.c. and a.c. load lines is called ……………..
13. The value of collector load RC in a transistor amplifier is ………… the output impedance of the transistor.
14. An amplifier has a power gain of 100. Its db gain is ……………
15. CC configuration is used for impedance matching because its ……………..
16. The phase difference between the output and input voltages of a CE amplifier is ………………..
17. The purpose of a coupling capacitor in a transistor amplifier is to ……….
18. A single stage transistor amplifier with no load sees an a.c. load of ……..
19. If the collector supply is 10V, then collector cut off voltage under d.c. conditions is ………….
20. When an a.c. signal is applied to an amplifier, ,the operating point moves along …………….
21. The slope of a.c. load line is ……………… that of d.c. load line
22. In the a.c. equivalent circuit of a transistor amplifier, the capacitors are considered ………….
23. A transistor converts ……………
24. The ratio of output impedance of a CE amplifier is ……………
25. A transistor amplifier has high output impedance because ………..

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