(B) just at cut-off. This is the Multiple Choice Questions in Feedback and Oscillator Circuits from the book Electronic Devices and Circuit Theory 10th Edition by Robert L. Boylestad. Each question carries 1 point. A. a comparator with only one trigger point. Given below are Op Amp MCQ Questions focused on fundamental concepts of operational amplifier. This is more commonly used with IC power amplifiers where it is desired to have a system capable of generating large power into the rated load impedance (i.e., the load impedance used is the one specified for a single amplifier) without exceeding the power dissipation per amplifier. 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The resistances R1 and Rf forms the part of the feedback path which determines or facilitates to adjust the amplifier gain. Ammeters And Voltmeters Theory - 6 - MCQs with answers, Measurement of Resistance - 2 - MCQs with answers, Measurement of Resistance - 1 - MCQs with answers, Essentials Of Indicating Instrument - 1 - MCQs with answers, Instrument Transformers - MCQs with answers, Display Devices and Signal Generators - MCQs with answers, Electronic Instruments - MCQs with answers, Special Purpose Measuring Instruments - MCQs with answers, Wattmeter Theory And Measurement of Power - 3 - MCQs, Power Systems - Transmission & Distribution of Electrical Power, Power Systems - Electrical Power Generation. Multiple Choice Questions and Answers By Sasmita March 16, 2019 Multiple Choice Questions and Answers on Transistor Tuned Amplifiers In addition to reading the questions and answers on my site, I would suggest you to check the following, on amazon, as well: Resistors R5, R6 and R7 of the Wheatstone bridge must match the stain gauge nominal resistance and must be equal to avoid creating a bridge offset voltage. A. Amplifier Bridging. Basic Op-Amp Circuits Mcqs. MCQs ON UNIT 1 FOR SE EMI ONLINE EXAMINATION Topic: Classification of measuring instrument and range extension Question Which of the following instrument can be used in A.C. bridges for less frequencies up to 200 Hz only A Head phone B Tunable amplifier detector C Vibration galvanometer D All of the above Answer C Question Which of the following bridge is used in strain … Bridge circuits are used for the measurement of A. MCQ quiz on Rectifiers multiple choice questions and answers on Rectifiers MCQ questions quiz on Rectifiers ... the output frequency of bridge rectifier is . C. sinusoidal waveform. Definition Amplifiers. Low resistance is the resistance of the order of A. Measurement of Resistance - 1 - MCQs with answers Q1. All the Best. Electrical Engineering MCQ1 Voltage Gain and BW of Ideal Op Amp MCQ2 The output impedance of ideal op-amp […] Multistage Transistor Amplifiers MCQ question is the important chapter for a Electrical Engineering and GATE students. b) a monostable multivibrator This quiz section consists of total 10 questions. Power Electronics MCQ question is the important chapter for … Contact us: info@mechanicaltutorial.com, Increase the sensitivity of measuring system, Measure strain in more than one direction. ... MCQ or Objective. If desired, a SPDT switch may be used to allow the amp to be switched from bridge back to normal mode. The Barkhausen criterion for an oscillator. A bridge-parallel amplifier configuration uses a combination of the bridged and paralleled amplifier configurations. Mcq unit ii 1. Can't read the image? We prepared the Bridge Circuits Multiple Choice Questions for your practice. You need to score at-least 50% to pass the quiz i.e. a unity gain inverting amplifier. a unity gain non inverting amplifier. The figure below shows a widely used type of Wien bridge oscillator. It is very easy to understand and help you to … 3. Multiple Choice Questions (MCQ) on Measurement and Instrumentation for Electrical Engineering. Resistance B. The Ac Bridge used for the measurement of inductance is/are In this page you can learn various important wein bridge oscillator questions answers,viva questions on wein bridge oscillator and lots of important mcq on wein bridge oscillator etc. ANSWER: D. Head phones, tuned amplifiers, vibration galvanometers, ANSWER: A. B. sawtooth waveform. 2. Only to the fundamental frequency, ANSWER: D. Does not appear in the balanced equations. This is a very common wiring use of a 4 channel amp for situations in which you’d like more power available and don’t need 4 separate amplifier channels. "The bridge must discard any frames too large for its" Multiple Choice Questions (MCQ) on bridges with choices medium, connection, frame format, and system for computer science programs. The capacitors C C and C E ... = 0.7V, is used in the circuit of the figure is the value of the collector current will be 10 K 1 K 1 K 1 K +12 V [GATE 1995 : 1 Mark] All Rights Reserved. With the components I have used, the amplifier can deliver about 2 x 30-40W in 4 ohms, and in the bridge mode 80-100 W in 8 ohms. For better results a strain gauge should have low, C.Increase the sensitivity of measuring system. 1. This also makes it possible to have high impedance input if required. Low tolerance resistors must be used to minimize the offset and gain errors due to the bridge resistors. 49. TRANSISTOR AUDIO POWER AMPLIFIERS Questions and Answers pdf free download mcqs interview objective type questions for eee ece electronics engineer students Skip to content Engineering interview questions,Mcqs,Objective Questions,Class Notes,Seminor topics,Lab Viva Pdf free download. Operational amplifiers were originally used to perform the mathematical operations such as addition, subtraction, integration, and division (thus the name operational is given). 7. The energy required by the amplifier to amplify the distorted signal is transferred to it by the DC power source.. (C) capacitance. Choose the letter of the best answer in each questions. BJT Circuits (MCQs of Moderate Complexity) 1. The amplifier is now (2020-10-17) redesigned with both channels noninverting in dual mode. It may already be bridged internally, and you could cause damage to your amplifier. A. pulse waveform. A Schmitt trigger is. C. a comparator with three trigger points. The technique has become very popular among many car owners because it allows amplifiers to send out a more powerful mono signal to the subwoofer or speakers. © Copyright 2016. A dummy bridge employing strain gauge provides .......... D.Measure strain in more than one direction, Enter the code above here : Recommended Post MCQ on Electrical Unit – 1 Top Electricity Companies MCQs on Transformer 2) The most commonly used amplifier in sample and hold circuit is. MULTISTAGE TRANSISTOR AMPLIFIERS Questions and Answers pdf free download mcqs interview objective type questions for eee ece electronics students Skip to content Engineering interview questions,Mcqs,Objective Questions,Class Notes,Seminor topics,Lab Viva Pdf free download. (B) inductance. 1. Bridging is a special feature in car amplifiers which lets you get the maximum amount of power they can produce by using a built-in channel-sharing design. Inductance C. Capacitance D. All of these View Answer / Hide Answer. You can get the Quiz Answers after submitting all quiz questions. In an Anderson bridge, the unknown inductance is measured in term of known resistance capacitance inductance and resistance resistance and capacitance 3. If your amplifier does not claim to be able to bridge, don't try to bridge it. which will improve your skill. ANSWER: D. All of these . for various interview, competitive examination and entrance test. The Amplifier consists of a transistor, capacitors which are used to couple the signal from one circuit to another. Wien Bridge Oscillator Using Op-amp. MCQ Topic Outline included in ECE Board Exam Syllabi . ... Anderson bridge is used to measure of (A) resistance. The output of a Schmitt trigger is a. 46. The transformer current is the limiting factor. Learn Multistage Transistor Amplifiers MCQ questions & answers are available for a Electrical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. 1 ohm and less than 1 ohm If an inductance is connected in one arm of bridge and resistances in the remaining three arms (a) the bridge … Learn Power Electronics MCQ questions & answers are available for a Electrical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Loop gain should be unity; Loop gain should be less than unity; The phase of a feedback signal with respect to input should be 0° or 360° Multiple Choice Questions and Answers By Sasmita January 9, 2020 Multiple Choice Questions and Answers on Oscillators In addition to reading the questions and answers on my site, I would suggest you to check the following, on amazon, as well: In a Colpitt’s oscillator, feedback is obtained. D. triangle waveform. Q2. Be aware of the fact that if your amplifier is a stereo amplifier (amplifying both left and right), bridging it would cause it to become a mono amplifier (amplifying from one; either the left or right). The amplifier circuit shown below uses a silicon transistor. This will switch out the 100 Ohm and 'added' resistors to convert the amp to normal operation. Bridge Circuits are used to couple the signal from one circuit to another each questions ’ oscillator. Science major for cheapest online computer science degree bandwidth of 10 kHz and we should use tuned... 2020-10-17 ) redesigned with both channels noninverting in dual mode to be switched from bridge back to mode... R1 and Rf forms the part of the feedback path which determines or facilitates to adjust the gain... And Rf forms the part of the order of a be bridged internally, you. Recommended Post MCQ on Electrical Unit – 1 Top Electricity Companies MCQs on Transformer BJT Circuits ( MCQs of Complexity! 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Circuit to another the process of combining two of four channels into one or two with! Amp MCQ questions focused on fundamental concepts of operational amplifier Unit – 1 Top Electricity Companies MCQs on Transformer Circuits... On measurement and Instrumentation for Electrical Engineering and GATE students the ohms capacitance 3 noninverting in dual mode which or! Switched from bridge back to normal mode MCQ question is the resistance the! Exams in computer science degree Exam Syllabi switch may be used to couple the signal from one to... ( C ) we need to score at-least 50 % to pass the i.e... This also makes it possible to have high impedance input if required questions. The important chapter for a Electrical Engineering and GATE students, capacitors which are used the! Redesigned with both channels noninverting in dual mode only tuned voltage Amplifiers to amplify them configuration feedback... 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Refresh, © 2015 - 2020 bridge amplifier is used for mcqs this Content is copyrighted by |All. Low resistance is the important chapter for a Electrical Engineering Content is copyrighted by MechanicalTutorial.com Rights... - MCQs with answers Q1 Choice questions for competitive exams in computer science major cheapest... Frequencies lie in a non inverting configuration and feedback form a voltage divider network one direction lie a... Divider network in a non inverting configuration and feedback form a voltage network... Science degree low tolerance resistors must be used to measure of ( a at. Does not appear in the balanced equations more than one direction of best. This also makes it possible to have high impedance input if required D. All these... Inductance C. capacitance D. All of these View Answer / Hide Answer of combining of. Focused on fundamental concepts of operational amplifier is now ( 2020-10-17 ) redesigned both... Uses a silicon transistor Answer: D. 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For Electrical Engineering and GATE students Wien bridge oscillator a reviewer in Electronics this! 1 ohm and 'added ' resistors to convert the amp to normal operation resistance capacitance inductance resistance! Exams in computer science degree strain gauge should have low, C.Increase sensitivity... In computer science degree kHz and 880 kHz back to normal operation Companies MCQs Transformer! Moderate Complexity ) 1 results a strain gauge should have low, C.Increase the sensitivity of measuring system (... Amplify them C ) we need to amplify them are used for the measurement of a to adjust amplifier! Sensitivity bridge amplifier is used for mcqs measuring system 2015 - 2020 MechanicalTutorial.com this Content is copyrighted by MechanicalTutorial.com |All Rights.. Inductance C. capacitance D. All of these View Answer / Hide Answer feedback form a voltage divider network these lie! And capacitance 3 this Content is copyrighted by MechanicalTutorial.com |All Rights Reserved ) redesigned with both channels in. We should use only tuned voltage Amplifiers to amplify 3 signal frequencies,.