11. In transistor amplifiers, we generally use ___________ capacitors. A. Electrolytic B. Mica C. Paper D. Air Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
12. The input capacitor in an amplifier is the ___________ capacitor A. Coupling B. Bypass C. Leakage D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
13. In a CE amplifier, voltage gain = ___________ $$ \times \frac{{{{\text{R}}_{{\text{AC}}}}}}{{{{\text{R}}_{{\text{in}}}}}}$$ A. α B. 1 + α C. 1 + β D. β Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
14. A single stage transistor amplifier contains ___________ and associated circuitry A. Two transistors B. One transistor C. Three transistor D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
15. The slope of a.c. load line is ___________ that of d.c. load line A. The same as B. More than C. Less than D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
16. CC configuration is used for impedance matching because its ___________ A. Input impedance is very high B. Input impedance is low C. Output impedance is very low D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
17. 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 Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
18. 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 Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
19. The purpose of emitter capacitor (i.e. capacitor across RE) is to ___________ A. Avoid voltage gain drop B. Forward bias the emitter C. Reduce noise in the amplifier D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
20. A single stage transistor amplifier with no load sees an a.c. load of A. RC + RE B. RC C. RC || RE D. $$\frac{{{{\text{R}}_{\text{C}}}}}{{{{\text{R}}_{\text{E}}}}}$$ Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
