# Power Amplifiers – 30

5555555555

30. You find that there is no output signal. You measure the dc voltage of Q1 emitter and find it equal to 0 V. The trouble might be ________.

(a) D1 is shorted.
(b) D2 is shorted.
(c) R1 is open.
(d) no trouble, everything is normal.

Explanation
Explanation : No answer description available for this question. Let us discuss.
 Subject Name : Electronics Engineering Exam Name : IIT GATE, UPSC ESE, RRB, SSC, DMRC, NMRC, BSNL, DRDO, ISRO, BARC, NIELIT Posts Name : Assistant Engineer, Management Trainee, Junior Engineer, Technical Assistant
 Electronics & Communication Engineering Books Sale Question Bank On Electronics & Communication Engineering Book - question bank on electronics & communication engineering; Language: english; Binding: paperback ₹ 295 Sale A Handbook for Electronics Engineering(Old Edition) Made Easy Editorial Board (Author); Marathi (Publication Language); 620 Pages - 01/01/2015 (Publication Date) - Made Easy Publications (Publisher) ₹ 320 Basic Electronic Devices and Circuits Patil (Author); English (Publication Language) Sale Electronic Circuits: Analysis and Design (SIE) | 3rd Edition Neamen, Donald (Author); English (Publication Language); 1351 Pages - 08/25/2006 (Publication Date) - McGraw Hill Education (Publisher) ₹ 960

## Related Posts

• 5555555555 33. You find that there is an input signal on the base of Q1 and Q2. However, there is no output signal. You then measure the dc voltages on Q2 and find them to be all 0 V. The possible trouble might be ________. (a) C3 is shorted. (b) C1 is open. (c) RL is shorted. (d) VCC is 0 V.
Tags: find, signal, shorted, power, amplifiers, output, measure, dc, trouble, open
• 5555555555 31. You find that this amplifier only shows the negative alternation at the output. The possible trouble might be that ________. (a) C3 is shorted. (b) BE1 is open. (c) BE2 is open. (d) R1 is open.
Tags: open, power, amplifiers, find, output, trouble, shorted, electronics, engineering
• Regulated Power Supplies » Exercise - 3 101. In a simple series regulator circuit, which of the following components is the controlling element? (a) Load resistor (b) Zener diode (c) Transistor Q1 (d) None of the above 102. What regulated output voltage is provided for the following circuit elements: R1 = 15 kΩ, R2 = 35 kΩ, and VZ = 11.2 V? (a) 16.50 V (b) 17 V (c) 17.35 V (d) 18.25 V 103. Nota 104. Which component(s) set(s) the voltage across the load in a basic transistor shunt regulator? (a) Zener diode (b) Transistor base-emitter voltage (c) Both the Zener diode and the transistor base-emitter voltage (d) None of the above 105. In a full-wave rectifier, if no load were connected across the capacitor, the output voltage would ideally be a(n) ________. (a) ac voltage (b) constant dc voltage (c) pulsating dc voltage (d) ramp voltage 106. The output of a loaded power supply is ________ that of the unloaded. (a) the same as (b) larger than (c) smaller than (d) None of the above 107. The frequency of the output voltage of a full-wave rectifier is ________ the frequency of its input voltage. (a) the same as (b)…
Tags: voltage, output, electronics, engineering
• 5555555555182. Find the 2's complement of –1101102. (a) 1101002 (b) 1010102 (c) 0010012 (d) 0010102
Tags: find, electronics, engineering
• 555555555576. By how much does the output signal vary for a class AB power amplifier? (a) 360º (b) 180º (c) Between 180º and 360º (d) Less than 180º
Tags: power, amplifiers, output, signal, electronics, engineering