mcqs on rc integrator

Prof. Madhukar R. Tajne Deptt. A sine wave of 1vpeak at 1000Hz is applied to a differentiator with the following specification: RF =1kΩ and C1=0.33µF, find the output waveform?Answer: aExplanation: Given, Vin = Vp×sinωt = sin(2π×1000)tThe output of differentiator Vo = -RF×C1×(dVin/dt) =(1kΩ)×(0.33µF)×d[sin2π×1000t]/dt= -3.3×10-4×2π×1000 ×[cos2π(1000)t] =-2.07×[cos2π(1000)t].11. Why an integrator cannot be made using low pass RC circuit?a) It require large value of R and small value of Cb) It require large value of C and small value of Rc) It require large value of R and Cd) It require small value of R and CAnswer: cExplanation: A simple low pass RC circuit can work as an integrator when time constant is very large, which require large value of R and C. Due to practical limitations , the R and C cannot be made infinitely large.4. Enhances b. This post comprising of objective questions and answers related to “Operational Amplifier Applications MCQs ( Linear Integrated Circuits ) Mcqs “. Multiple Choice Questions and Answers on Op-Amp ( Operational Amplifier ) In addition to reading the questions and answers on my site, I would suggest you to … Find the input current for the circuit given below.a) IZ = 0.5372mAb) IZ = 1.581mAc) IZ = 2.436mAd) IZ =9.347mAAnswer: bExplanation: Input current, IZ = -(Vx×Vo)/(Vref×R) = -(4.79v×16.5v)/(10×5kΩ) = 1.581mA.10. This provides a close match of the saturation currents and ensures good thermal tracking.5. (D) 2. Electrical Engineering MCQ1 Voltage Gain and BW of Ideal Op Amp MCQ2 The output impedance of ideal op-amp […] What is the integral of sin 5 x cos 3 x dx if the lower limit is zero and the upper limit is π/2?. That said, an RC circuit isn't an integrator, but a low-pass filter. So, the circuit act as integrator between fa and fb.2. "Basic Concepts MCQs" pdf covers quiz questions about applications, charge and current, circuit elements, power and … Match the correct frequency range for integration. The two are similar, but not identical. Matrices. Maths MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. "Applications of Laplace transform MCQs" pdf covers quiz questions about circuit analysis, introduction, network stability, network synthesis, and state variables. Find out more, read a sample chapter, or order an inspection copy if you are a lecturer, from the Higher Education website. Tab this page to check “Operational Amplifier Applications MCQs ( Linear Integrated Circuits )” for the preparation of competitive mcqs, FPSC mcqs, PPSC mcqs, SPSC mcqs, KPPSC mcqs, AJKPSC mcqs, BPSC mcqs, NTS mcqs, PTS mcqs, OTS mcqs, Atomic Energy mcqs, Pak Army mcqs, Pak Navy mcqs, CTS mcqs, ETEA mcqs and others. Sinusoidal Steady State Analysis MCQs: 45 Multiple Choice Questions. The output for each of these half periods will be ramp. Maths MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 12 Maths Integrals MCQs Pdf with Answers to know their preparation level. Input 1- Either positive or negative, Input 2- Either positive or negative, 9. 47) Laplace transform of an impulse response is regarded as _____function of the system. Assume ω=20,000 rad/s and capacitance = 0.47µF.a) R1 = 10.6Ω, RF = 106Ωb) R1 = 21.2Ω, RF = 212.6Ωc) R1 = 42.4Ω, RF = 424Ωd) R1 = 29.8Ω, RF = 298ΩAnswer: bExplanation: The gain of the lossy integration is A=(RF/ R1)/√[1+(ωRFCF)]2=> A(db) = 20log{(RF/R1)/√[1+(ωRFCF)]2}=> 40db = 20log×[(RF/R1)/√1=> R1 = RF/20.At ω=20000rad/s, the gain is down by 6db from its peak of 20db and thus is 14db. 1. Past papers of Operational Amplifier Applications MCQs ( Linear Integrated Circuits ) Mcqs. Three Phase circuits MCQs: 12 Multiple Choice Questions. By practicing these MCQs of Capacitance and Capacitors MCQs ( Electrical Engineering ) MCQs – Latest Competitive MCQs , an individual for exams performs better than before.This post comprising of objective questions and answers related to “Capacitance and Capacitors MCQs ( Electrical Engineering ) Mcqs “. Past papers of Operational Amplifier Applications MCQs ( Linear Integrated Circuits ) Mcqs . OP AMP Questions and Answers pdf free download mcqs interview objective type questions for eee ece electronics engineer students operational amplifier Skip to content Engineering interview questions,Mcqs,Objective Questions,Class Notes,Seminor topics,Lab Viva Pdf free download. Find R1 and RF in the lossy integrator so that the peak gain and the gain down from its peak is 40db to 6db. Multiple Choice Questions on RL Circuits . Integration is a summing process, and a basic integrator can produce an output that is a running sum of the input under certain conditions. By practicing these MCQs of Operational Amplifier Applications MCQs ( Linear Integrated Circuits ) MCQs – Latest Competitive MCQs , an individual for exams performs better than before. After fa, the gain decreases at a rate 20db/decade and reaches 0db. What is the disadvantage of log-antilog multiplier?a) Provides four quadrant multiplication onlyb) Provides one quadrant multiplication onlyc) Provides two and four quadrant multiplication onlyd) Provides one, two and four quadrant multiplication onlyAnswer: bExplanation: Log amplifier requires the input and reference voltage to be of the same polarity. Reduces c. Stabilizes d. Factorizes. 0.0307. OP-AMP Circuits Mcqs for Preparation of Fpsc, Nts, Kppsc, Ppsc, and other test. Find the output voltage of the integratora) Vo = (1/R×CF)×t∫0 Vindt+Cb) Vo = (R/CF)×t∫0 Vindt+Cc) Vo = (CF/R)×t∫0 Vindt+Cd) Vo = (R×CF)×t∫0 Vindt+CAnswer: aExplanation: The output voltage is directly proportional to the negative integral of the input voltage and inversely proportional to the time constant RCF.Vo = (1/R×CF)×t∫0 Vindt+CWhere C-> Integration constant and CF-> Feedback capacitor.3. How to provide saturation current and temperature compensation in log-amp?a) Applying reference voltage alone to two different log-ampsb) Applying input and reference voltage to same log-ampsc) Applying input and reference voltage to separate log-ampsd) None of the mentionedAnswer: cExplanation: The emitter saturation current varies from transistor to transistor with temperature. The upper cutoff frequency of an RC coupled amplifier mainly depends upon. 1. Determine the output voltage for the given circuita) VO = Vref/(10-k’vi)b) VO = Vref+(10-k’vi)c) VO = Vref×(10-k’vi)d) VO = Vref-(10-k’vi)Answer: cExplanation: The output voltage of an antilog amp is given as, VO = Vref (10-k’vi)Where k’ = 0.4343 (q/kt)×[(RTC/ (R2 +RTC)].8. The dc term can be easily removed by using a 1µF coupling capacitor between load and output terminal of the doubler circuit.5. Q1. The RC Integrator . These objective type questions are very important for competitive exams like IIT-JEE, GATE, CAT etc. The circuit in which the output voltage waveform is the integral of the input voltage waveform is called a) Integrator b) Differentiator c) Phase shift oscillator d) Square wave generator Answer: a Explanation: Integrator circuit produces the output voltage waveform as the integral of the input voltage waveform. At what condition the input signal of the integrator is integrated properlya) T = RFCFb) T ≤ RFCFc) T ≥ RFCFd) T ≠ RFCFAnswer: cExplanation: The input signal will be integrated properly, if the time period T of the signal is larger than or equal to RF×CF (Feedback resistor and capacitor).7. Find the application in which integrator is used?a) All of the mentionedb) Analog Computersc) FM Detectorsd) AM detectorsAnswer: bExplanation: The integrator is most commonly used in analog computers mainly for signal wave shaping.6. The Lag Compensator is an electrical network which produces a sinusoidal output having the phase lag when a sinusoidal input is applied. The basic purpose of these shaping circuits are to change the shape of any input pulse according to the time period at output. Integrator. 7. Check the below NCERT MCQ Questions for Class 11 Biology Chapter 22 Chemical Coordination and Integration with Answers Pdf free download. The parallel combination of RF and CF behave like a practical capacitor which dissipates power. i. Second Order Circuits MCQs: 9 Multiple Choice Questions. Calculate the gain limiting frequency for the circuita) 15.64Hzb) 23.356Hzc) 33.89Hzd) None of the mentionedAnswer: cExplanation: The gain limiting frequency, fb= 1/(2π×R1×C1).fb= 1/(2π×10kΩ×0.47µF)= 1/(2.9516×10-2) = 33.89Hz.7. Find out AC-coupled voltage follower?Answer: bExplanation: An AC coupled voltage follower consists of coupling capacitor at the input of non-inverting terminal.7. Share. 13:34. The stability and high frequency noise problem are corrected bya) Adding feedback capacitorb) Feedback capacitor and internal resistorc) Feedback capacitor and feedback resistord) Internal capacitor and internal capacitorAnswer: bExplanation: The stability and high frequency noise problem are corrected by addition of two components to the differentiator: 1. 1. Mathematics → Integration MCQs. The Integrator is basically a low pass filter circuit operating in the time domain that converts a square wave "step" response input signal into a triangular shaped waveform output as the capacitor charges and discharges.. A Triangular waveform consists of alternate but equal, positive and negative ramps. This video shows how a simple RC circuit can act as an integrator, that is carry out the mathematical operation of integration. Results in 50% accuracy in integration, ii. To get higher input resistance in AC coupled voltage follower,a) The output resistance is bootstrappedb) The input resistance is bootstrappedc) The bias resistance is bootstrappedd) The feedback resistance is bootstrappedAnswer: cExplanation: Bias resistor connected to ground to provide path in an AC coupled voltage follower, drastically reduces the input resistance of the circuit. a) 1-iii, 2-i, 3-iib) 1-i, 2-ii, 3-iiic) 1-ii, 2-iii, 1-id) 1-iii, 2-ii, 3-iAnswer: aExplanation: The mentioned answer gives the exact ranges where the integration starts. reset + A - A; About the book. So, effective time constant of the op-amp integrator becomes very large which results in perfect integration.5. Follow answered Dec 29 '20 at 20:55. The Important series of Operational Amplifier Applications MCQs ( Linear Integrated Circuits ) Mcqs are given below: 1. These short solved questions or quizzes are provided by Gkseries. Latest Electrical Engineering MCQs. Express the output voltage equation of divider circuita) Vo= -(Vref/2)×(Vz/Vx)b) Vo= -(2×Vref)×(Vz/Vx)c) Vo= -(Vref)×(Vz/Vx)d) Vo= -Vref2×(Vz/Vx)Answer: cExplanation: The output voltage of the divider, Vo= -Vref×(Vz/Vx).Where Vz –> dividend and Vx –> divisor.8. Given below are Op Amp MCQ Questions focused on fundamental concepts of operational amplifier. How to Use a Breadboard - Duration: 12:21. The gain at 14db => 14db= 20log ×{[ (RF/ RF/20)] / [√(1+(200000×0.47×10-6×RF)2]}=> 20log[1+(9.4×10-3×RF)2] = 20-14=> RF = √3/9.4×10-3 = 212.26Ω and R1 = 212.26Ω/10 = 21.2Ω.4. OP AMP Questions and Answers pdf free download mcqs interview objective type questions for eee ece electronics engineer students operational amplifier Skip to content Engineering interview questions,Mcqs,Objective Questions,Class Notes,Seminor topics,Lab Viva Pdf free download. Find the condition at which the output will not saturate?a) Vx > 10v ; Vy > 10vb) Vx < 10v ; Vy > 10vc) Vx < 10v ; Vy < 10vd) Vx > 10v ; Vy < 10vAnswer: cExplanation: In an analog multiplier, Vref is internally set to 10v. This makes the circuit unstable.5. This set of Linear Integrated Circuit Multiple Choice Questions & Answers ( In Laplace domain, the given circuit can be drawn as shown below. Get All The Updates on Latest Quiz! Lag Compensator. A bistable multivibrator is a (a) free running oscillator (b) triggered oscillator (c) sawtooth wave generator (d) crystal oscillator Q2. To compensate for noise voltage b. Basic Electronic. 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° Students can solve NCERT Class 12 Maths Integrals MCQs Pdf with Answers to know their preparation level. Sinusoids and Phasors MCQs: 14 Multiple Choice Questions. The poles of the impedance Z(s) for the network shown in figure below will be real and coincident if, The impedance Z(s) of the given network is, In the complex frequency S= σ + jω, ω has the unit of radian/sec and σ has the unit of, A system is described by the transfer function  The value of its step response at a very large time will be close to, At a certain current, the energy stored in iron cored coil is 1000 J and its copper loss is 2000 W. The time constant (in second) of the coil is, A ramp voltage vi(t) = 100t V is applied to a differentiator circuit with R = 5 kΩ and C=4μF.The maximum output voltage is, Maximum output voltage of RC differentiator  circuit  =, The Laplace transform of the waveform below is, v(t) = u ( t - 2) - u ( t - 3) + u ( t - 6) - u ( t - 7), The initial and final values of  are given by, The Laplace transform of the ramp function shown below is, The equation of the given ramp function is, The poles and zeros of the transfer function   for the circuit shown below are located at. Is given an input of Vsinωt is applied to a log-amp with saturation current and high slew rate should maintained... Quiz Questions about Applications, charge and current, circuit elements, power …. 1- Either positive or negative, 9 11 Biology Chapter 22 Chemical Coordination and and. Crystal is the following has no central nervous system study Control Systems Questions! 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Concepts MCQs '' Pdf covers quiz Questions about Applications, charge and current, circuit elements, power …... Shaping Circuits are made by connecting elements in series is an electronic circuit that produces an that! Op-Amp with low input bias current and temperature compensation calculate the output.... At which gain is 0db is fb= 1/ ( 2π RF×CF ) ( ). Choice Questions and CF behave like a simple RC circuit can be easily removed by using a 1µF capacitor! Terhubung ke hambatan ad interim tegangan output diambil berdasarkan kapasitor menjadi kebalikan berdasarkan rangkaian Diferensiator RC … the cutoff. Class 12 Maths Integrals MCQs Pdf with Answers are available here for students of 11. Circuits ) MCQs are given below are op mcqs on rc integrator MCQ Questions as per the Latest prescribed.! Here for students Writing JEE MAINS/KCET/COMEDK that multiplies the Integral is -1/RC at 13! Made by connecting elements in series with a resistor ( RF ) is connected across the feedback,...

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