This set of Electronic Devices and Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Voltage Amplifiers”. 1. The emitter of a swamped amplifier __________ a) is grounded b) has no dc voltage c) has an ac voltage d) has no ac voltage 2. A swamped amplifier has ________ input impedance as compared to CE … Read more
This set of Electronic Devices and Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Properties of Negative Feedback”. 1. What happens to the non-linear distortion due to the initiation of the negative feedback? a) level of non- linear distortion increases b) level of non- linear distortion decreases c) level of non- linear distortion remains … Read more
This set of Electronic Devices and Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Multistage Amplifier”. 1. The frequency response of transformer coupling is ________ a) Good b) Very Good c) Excellent d) Poor 2. What is the purpose of RC or transformer coupling? a) To block a.c. b) To separate bias of one … Read more
This set of Electronic Devices and Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Differential Amplifier with Active Load”. 1. What is the voltage gain of a differential amplifier with active load? a) 1 b) 0 c) ∞ d) Cannot be determined 2. What is the problem with a single operational differential amplifier with … Read more
This set of Electronic Devices and Circuits Question Paper focuses on “Input Bias and Offset Currents of the Bipolar Differential Amplifier”. 1. Which transistor bias circuit provides good Q-point stability with a single-polarity supply voltage? a) Base bias b) Collector feedback bias c) Voltage divider bias d) Emitter bias 2. Ideally, for non linear operation, … Read more
This set of Electronic Devices and Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Miller Compensation and Pole Splitting”. 1. What technique is used in Millers compensation? a) Two – port network b) Hybrid parameters c) Grounding d) Short circuiting 2. Which law is the Miller compensation and pole splitting based on? a) Ohm’s … Read more
This set of Electronic Devices and Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Frequency Compensation”. 1. If the ratio RB / RE tends to infinity, what should be the value of stability factor in voltage divider circuit? a) Unity b) Zero c) 1 – βdc d) 1 + βdc 2. What are the … Read more
This set of Electronic Devices and Circuits Multiple Choice Questions & Answers (MCQs) focuses on “High Frequency Response of Multistage Amplifiers”. 1. What is the advantage of using a high frequency response of multistage amplifier? a) High gain and high bandwidth b) High gain and low bandwidth c) Low gain and high bandwidth d) Low … Read more
This set of Electronic Devices and Circuits Multiple Choice Questions & Answers (MCQs) focuses on “High Frequency Response of the Differential Amplifiers”. 1. What is the voltage gain of a high frequency response of differential amplifier? a) 1 b) 0 c) ∞ d) Cannot be determined 2. What is the problem with a single operational … Read more
This set of Electronic Devices and Circuits Multiple Choice Questions & Answers (MCQs) focuses on “High-Frequency Response of the Emitter Followers”. 1. What type of amplifier is a high frequency response of emitter follower amplifier? a) Voltage amplifier b) Wideband amplifier c) Feedback amplifier d) Power amplifier 2. How is the input impedance of a … Read more
