21. One would find a clamping circuit in ___________. A. Receiving antenna B. Radio transmitter C. Radio receiver D. Television receiver 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
22. When the transistor (CE arrangement) is in the cut off region, the collector current is ___________. A. ICBO B. ICEO C. (ß + 1) ICEO D. IC(sat) 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
23. A relay is ___________ switch. A. A mechanical B. An electronic C. An electromechanical D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
24. The switch that has the fastest speed of operation is ___________ switch. A. Electronic B. Mechanical C. Electromechanical 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
25. The most inexpensive switch is ___________ switch. A. Electronic B. Mechanical C. Electromechanical 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
26. The main disadvantage of a mechanical switch is that it___________. A. Is operated mechanically B. Is costly C. Has high inertia D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
27. ___________ multivibrator is a square wave oscillator. A. Monostable B. Astable C. Bistable 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
28. When a transistor is driven to saturation, ideally the output is ___________. A. VCC B. 0 C. $$\frac{{{{\text{V}}_{{\text{CC}}}}}}{2}$$ D. 2VCC 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
29. When a transistor is driven to cut off, ideally the output is ___________. A. VCC B. 0 C. $$\frac{{{{\text{V}}_{{\text{CC}}}}}}{2}$$ D. $$\frac{{{{\text{V}}_{{\text{CC}}}}}}{3}$$ 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