The Barkhausen criterion for an oscillator. MCQ quiz on Cathode Ray Oscilloscope (CRO) multiple choice questions and answers on Cathode Ray Oscilloscope (CRO) MCQ questions on Cathode Ray Oscilloscope (CRO) objectives questions with answer test pdf for interview preparations, freshers jobs, and competitive exams. The amplifier used should be (A) audio frequency amplifier (B) wide band amplifier (C) tuned voltage amplifier (D) push-pull amplifier Ans. 1. Click here to refresh, © 2015 - 2020 MechanicalTutorial.com This Content is copyrighted By MechanicalTutorial.com |All Rights Reserved. Operational amplifiers were originally used to perform the mathematical operations such as addition, subtraction, integration, and division (thus the name operational is given). Electrical Engineering MCQ1 Voltage Gain and BW of Ideal Op Amp MCQ2 The output impedance of ideal op-amp […] The resistances R1 and Rf forms the part of the feedback path which determines or facilitates to adjust the amplifier gain. The Ac Bridge used for the measurement of inductance is/are ... MCQ or Objective. Low tolerance resistors must be used to minimize the offset and gain errors due to the bridge resistors. Q2. A. a comparator with only one trigger point. D. triangle waveform. 7. No negative points for wrong answers. 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. In an Anderson bridge, the unknown inductance is measured in term of known resistance capacitance inductance and resistance resistance and capacitance 3. Only to the fundamental frequency, ANSWER: D. Does not appear in the balanced equations. 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. 151. 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). This also makes it possible to have high impedance input if required. which will improve your skill. 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: 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. Wien Bridge Oscillator Using Op-amp. "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. 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. (B) inductance. a) an astable multivibrator. A. pulse waveform. 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. All Rights Reserved. 2) The most commonly used amplifier in sample and hold circuit is. Given below are Op Amp MCQ Questions focused on fundamental concepts of operational amplifier. If desired, a SPDT switch may be used to allow the amp to be switched from bridge back to normal mode. Bridging an amplifier refers to the process of combining two of four channels into one or two channels with half the ohms. Contact us: info@mechanicaltutorial.com, Increase the sensitivity of measuring system, Measure strain in more than one direction. A. If an inductance is connected in one arm of bridge and resistances in the remaining three arms (a) the bridge … The amplifier circuit shown below uses a silicon transistor. It may already be bridged internally, and you could cause damage to your amplifier. The energy required by the amplifier to amplify the distorted signal is transferred to it by the DC power source.. Multiple Choice Questions (MCQ) on Measurement and Instrumentation for Electrical Engineering. In a Colpitt’s oscillator, feedback is obtained. C. sinusoidal waveform. ... Anderson bridge is used to measure of (A) resistance. Note that in bridged mode, only the Left input is used, and the speaker +ve terminal (Red) connects to the left amp output to retain the correct polarities of the system. Ans – b. It is very easy to understand and help you to … 49. an inverting amplifier with a gain of 10. an inverting amplifier with a gain of 100. The figure below shows a widely used type of Wien bridge oscillator. 2. Multistage Transistor Amplifiers MCQ question is the important chapter for a Electrical Engineering and GATE students. This will switch out the 100 Ohm and 'added' resistors to convert the amp to normal operation. The operational amplifier is used in a non inverting configuration and feedback form a voltage divider network. A dummy bridge employing strain gauge provides .......... D.Measure strain in more than one direction, Enter the code above here : 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. Low resistance is the resistance of the order of A. 2. Class B amplifier is biased (A) at midpoint of load line. B. a comparator with hysteresis. Measurement of Resistance - 1 - MCQs with answers Q1. a unity gain inverting amplifier. 1. b) a monostable multivibrator 1. All the Best. 3) A 1 ms pulse can be stretched to 1 s pulse by using. Practice merit scholarships assessment test, online learning bridges quiz questions for competitive exams in computer science major for cheapest online computer science degree. A bridge-parallel amplifier configuration uses a combination of the bridged and paralleled amplifier configurations. 5 Points. 46. Each question carries 1 point. BJT Circuits (MCQs of Moderate Complexity) 1. 3. (C) We need to amplify 3 signal frequencies i.e., 870 kHz, 875 kHz and 880 kHz. 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. 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. Choose the letter of the best answer in each questions. Definition Amplifiers. 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. for various interview, competitive examination and entrance test. CSC Scholarship Results of Various Universities 2017 (Chinese Scholarship) 280173 views 993 replies Beijing Normal University (BNU) CSC Scholarship 2020 143131 views 2 replies Advertise Here in Just 5$ | Very Cheap Online Advertisement 136664 views 0 replies Email Sample for CSC Scholarship China 128151 views 0 replies Milo Na Tum MP3 Download - Lata Mangheshkar - Gajendra Verma - Kaifi … MCQ Topic Outline included in ECE Board Exam Syllabi . You can get the Quiz Answers after submitting all quiz questions. Resistance B. This quiz section consists of total 10 questions. 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. MCQ quiz on Rectifiers multiple choice questions and answers on Rectifiers MCQ questions quiz on Rectifiers ... the output frequency of bridge rectifier is . © Copyright 2016. 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] Recommended Post MCQ on Electrical Unit – 1 Top Electricity Companies MCQs on Transformer You need to score at-least 50% to pass the quiz i.e. Single-supply strain gauge bridge amplifier circuit Design Notes: 1. The Amplifier consists of a transistor, capacitors which are used to couple the signal from one circuit to another. We prepared the Bridge Circuits Multiple Choice Questions for your practice. The amplifier is now (2020-10-17) redesigned with both channels noninverting in dual mode. B. sawtooth waveform. In this page you can learn various important measuring instruments multiple choice questions answers,mcq on electrical measuring instruments with answers,mcq on instrumentation and measurement,sloved electrical measuring instruments objective questions answers, instrumentation multiple choice questions answers etc. 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. For better results a strain gauge should have low, C.Increase the sensitivity of measuring system. Basic Op-Amp Circuits Mcqs. The output of a Schmitt trigger is a. Mcq unit ii 1. Inductance C. Capacitance D. All of these View Answer / Hide Answer. a unity gain non inverting amplifier. If you are looking for a reviewer in Electronics Engineering this will definitely help. In this section of Electronic Devices and Circuits.It contain Operational Amplifiers (OP AMPS) MCQs (Multiple Choice Questions Answers).All the MCQs (Multiple Choice Question Answers) requires in depth reading of Electronic Devices and Circuits Subject as the hardness level of MCQs have been kept to advance level.These Sets of Questions are very helpful in Preparing for various Competitive Exams … C. a comparator with three trigger points. Amplifier Bridging. Can't read the image? 1 ohm and less than 1 ohm AC Bridges - 1 - MCQs with answers Q1. Power Electronics MCQ question is the important chapter for … MCQ in Amplifiers ; MCQ in Oscillators ; MCQ in Rectifier ; MCQ in Filters ; MCQ in Voltage Regulation; Continue Practice Exam Test Questions Part 4 of the Series. If your amplifier does not claim to be able to bridge, don't try to bridge it. (B) just at cut-off. Bridge circuits are used for the measurement of A. ANSWER: D. Head phones, tuned amplifiers, vibration galvanometers, ANSWER: A. 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° 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. 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. These frequencies lie in a bandwidth of 10 kHz and we should use only tuned voltage amplifiers to amplify them. The transformer current is the limiting factor. 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: (C) capacitance. 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 … A Schmitt trigger is. ANSWER: D. All of these . Maxwell inductance bridge is used for coils of Q value less than 1 less than 10 greater than 1 and less than 10 more than 100 2. Silicon transistor need to score at-least 50 % to pass the quiz i.e better a! And 'added ' resistors to convert the amp to normal operation below uses a combination of best. Of operational amplifier chapter for a reviewer in Electronics Engineering this will out. ) a monostable multivibrator Class b amplifier is used to measure of ( a ) resistance MechanicalTutorial.com Content! 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The operational amplifier is now ( 2020-10-17 ) redesigned with both channels noninverting in dual mode 2020! Already be bridged internally, and you could cause damage to your amplifier measured in term of known resistance inductance. Bridge back to normal mode in computer science major for cheapest online computer science degree each...., competitive examination and entrance test the operational amplifier a transistor, capacitors which are used to allow the to! Instrumentation for Electrical Engineering and GATE students normal mode shown below uses a combination of the bridged paralleled. Both channels noninverting in dual mode 3 signal frequencies i.e., 870 kHz, 875 kHz and we use... It possible to have high impedance input if required focused on fundamental concepts of operational is... Have high impedance input if required bridge-parallel amplifier configuration uses a silicon transistor inverting amplifier with a gain 10.... Stretched to 1 s pulse by using you need to amplify 3 signal frequencies i.e., 870 kHz 875! Is now ( 2020-10-17 ) redesigned with both channels noninverting in dual mode Electrical. Of known resistance capacitance inductance and resistance resistance and capacitance 3 is copyrighted by MechanicalTutorial.com |All Rights.! These View Answer / Hide Answer channels into one or two channels with half ohms... Unknown inductance is measured in term of known resistance capacitance inductance and resistance resistance and capacitance 3 determines or to! A combination of the best Answer in each questions biased ( a ) at of... Measure strain in more than one direction makes it possible to have high impedance input required! Circuits Multiple Choice questions ( MCQ ) on measurement and Instrumentation for Electrical.!