Multistage Transistor Amplifiers MCQ question is the important chapter for a Electrical Engineering and GATE students. Noise elimination: Amplifier amplifies the noise signal along with the information signal; this makes the resultant signal more noisy. Class B amplifier is biased (A) at midpoint of load line. To detect when the input is greater than a particular value, use a a. Comparator b. Clamper c. Limiter d. Relaxation 26. Its low input resistance finds application in specific areas where the signal strengths are very low (or) when load on source should be very low. A Wien bridge oscillator is a type of electronic oscillator that generates sine waves.It can generate a large range of frequencies.The oscillator is based on a bridge circuit originally developed by Max Wien in 1891 for the measurement of impedances. Rectifiers multiple choice questions and answers on Rectifiers MCQ questions quiz on Rectifiers objectives questions. Most amplifiers have a small diagram near the channels indicating the terminals you would use to bridge it. Answer Explanation ANSWER: h 21. The instrumentation amplifier is used for precise low level signal amplification where low noise, low thermal drift and high input resistance are required. The device can also be used as a relaxation oscillator. The repeater is used for the repeating the signal several times between transmitter and receiver. SHOW ANSWER. The output pulses are used for triggering SCRs. The good news is that many car amplifiers sold today can be bridged. Choose the letter of the best answer in each questions. 4. Adika Shinde. 12.Wagner’s earth device is used in ac bridge circuits for. Learn OP Amp MCQ questions & answers are available for a Electrical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. In that case, bridging is easy to do as long as you observe speaker impedance (Ohm rating) warnings from the manufacturer. Answer ⇓ A 3. Opamp Objective Questions to prepare and test your skills for competitive exams and technical entrance test. Harmonic Distortion in Power amplifier MCQs. and differentiates the input waveform on one line when the other line is grounded Engineer; 3420; Gender: Engineer; What is the use of Bridge in Network? A differential amplifier d. A wheat- stone bridge 24. A bridge-parallel amplifier configuration uses a combination of the bridged and paralleled amplifier configurations. Operational amplifiers were originally used to perform the mathematical operations such as addition, subtraction, integration, and division (thus the name operational is given). If your amplifier does not claim to be able to bridge, don't try to bridge it. 51. a. h 11 b. h 12 c. h 21 d. h 22. 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 … Bridgeable amplifiers normally have the terminals labelled accordingly. 13. This is MCQ Test with 12 Questions. Explanation: No … (D) measure high resistance. ASWDC (App, Software & Website Development Center) Darshan Institute of Engineering & Technology (DIET) Wien bridge oscillator can typically generate frequencies in the range of. We have various bridges to measure inductor and thus quality factor, like Hay’s bridge is highly suitable for the measurement of quality factor greater than 10, Maxwell’s bridge is highly suitable for measuring medium quality factor ranging from 1 to 10 and Anderson bridge can be successfully used to measure inductor ranging from few micro Henry to several Henry. Heat sinks are used with power transistors to. If a 50 Hz square wave is applied to amplifier circuit and output is desired with less than 10% tilt, than lower 3 dB frequency must not exceed. The use of amplifier in a circuit is to _____ for input signal. Answer: (b) Inductance. (B) square law. 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. and mathematically differentiates the average of the voltages on the two input lines. Tunable amplifier-Tunable amplifier detectors are used for frequency range of 10 Hz to 100 Hz.) 2) The most commonly used amplifier in sample and hold circuit is. Voltage and Power Amplifier MCQs. Answer: (c) vibration galvanometer. 3. Radio Receivers MCQ Test & Online Quiz: Below is the Radio Receivers MCQ test that checks your basic knowledge of the Radio Receivers. The SUS rating is about 20 V, 0.5 A. « previous next » Print; Pages: [1] Go Down. (D) uniform law. a) an astable multivibrator. Hz but are commonly used below 200 Hz. (B) just at cut-off. OP Amp MCQ question is the important chapter for a Electrical Engineering and GATE students. The Amplifier is used for the enhancement of the amplitude of the weak signal. Electrical and Electronics Measurements MCQ Test & Online Quiz: Below is the Electrical And Electronics Measurements MCQ Test that checks your basic knowledge of the Electrical and Electronics Measurements. The evaluation of the test taken by a candidate will be provided on line after submission of the answer of last question. Distortion in Push-Pull amplifiers MCQs. You have to select the right answer to the question. This may refer to an increase in current, voltage or power of the output w.r.t the input being applied. b) CC amplifiers are used as voltage buffers for connecting high resistance source to low resistance load. (C) measure low resistance. If the amplitude response is plotted on log-log paper for five stage amplifier, with will be the slop of plotted straight line? It may already be bridged internally, and you could cause damage to your amplifier. Push-pull amplifier MCQs. A differential amplifier, amplifies. Electrical One Year Test Series Pass-Daily Test Plus Weekly Full Test. 3) A 1 ms pulse can be stretched to 1 s pulse by using. This Electrical And Electronics Measurements MCQ Test contains 20 Multiple Choice Questions. If a 4 Ohm load is contemplated, then each amp must be able to operate with a 2 Ohm load. In a nonlinear op-amp circuit, the a. Op amp never saturates b. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. MCQ in R-L-Z bridges ; MCQ in Oscilloscope ; MCQ in Cable Testers ; MCQ in RF Meters ; MCQ in Signal Generators (audio, RF, video) MCQ in Noise Generators ; MCQ in Power ; MCQ in Reflectometer ; MCQ in Grid dip meter; Continue Practice Exam Test Questions Part 2 of the Series. a) Provide a phase shift b) Provide strength c) Provide frequency enhancement d) Make circuit compatible Answer: b Explanation: The only use of amplifier in a circuit is to provide strength to signal. Answer ⇓ C 4. Home >> Category >> Electronic Engineering (MCQ) questions & answers >> BJT at Low Frequencies; 1) Which among the below stated notations of h-parameters is used to represent the short-circuit forward current transfer ratio? 12-The following amplifier configuration yields the largest power gain of all transistor Since, the device will turn on for a fixed anode gate voltage. 1kHz-1 Mhz. Multimeter typically provides … SHOW ANSWER. Always remember that when an amplifier is operated in bridge mode, it appears to be driving 1/2 the normal load impedance, so make sure each channel of your stereo amp is capable of driving 4 Ohms if you are planning to operate into a standard 8 Ohm loudspeaker. BJT at Low Frequencies - Electronic Engineering (MCQ) questions & answers. Q2. (B) determine inductance. Q6. Download PDF. ANSWER: D. All of these . Schering bridge is used to (A) determine capacitance. Besides this low power consumption, high CMRR and high slew rate are desirable for superior performance. Under balanced condition, the current flowing through the detector is equal to A. 100MHz-150MHz. So, if an amplifier provides 360-degree conduction angle, then the amplifier used complete input signal and the active element conducted through the 100% time period of a complete sinusoidal cycle. Electrical Engineering MCQ1 Voltage Gain and BW of Ideal Op Amp MCQ2 The output impedance of ideal op-amp […] Duration of The Test- 18 minutes**Note- This test is available only to authorized users. a unity gain non inverting amplifier. 2. Below, we will demonstrate traditional Power amplifier classes ranging from Class A, B, AB and C, and also demonstrate Class D amplifier which is widely used in switching designs. This paper. (B) Schering Bridge (C) Heaviside Campbell bridge (D) Wein’s bridge ANSWERS:D . (a) head phone (b) tunable amplifier (c) vibration galvanometer (d) all of the above. Satyajit MukherjeeTele- (+91)-9433123487 / (+91)-(033) - 25394855Website- https://satyajit. Finally, you can also take the Online Quiz from the Take Radio Receivers Quiz Button. Power Electronics MCQ Objectives. (C) logarithmic law. Operational Amplifier MCQ Quiz Multiple Choice Questions and Answers. It is used as high frequency amplifier combined with common emitter amplifier. Feedback loop is never opened c. Output shape is the same as the input shape d. Op amp may saturate 25. Explanation: Only LC oscillators are suitable for MHz range . 1 Mhz-10MHz. 10MHz-100MHz. a unity gain inverting amplifier. www.gtu-mcq.com is an online portal for the preparation of the MCQ test of Degree and Diploma Engineering Students of the Gujarat Technological University Exam. Q3. This Radio Receivers MCQ Test contains 20 Multiple Choice Questions. Explanation: I C = 10 x 100 μA = 1 mA. 1 A B. 11-Maxwell’s inductance capacitance bridge is used for measurement of inductance of (A) low Q coils (B) medium Q coils (C) high Q coils (D) low and medium Q coils ANSWERS:A. Ans – b. an inverting amplifier with a gain of 10. an inverting amplifier with a gain of 100. You have to select the right answer to the question. Maxwell bridge is used to measure (a) Resistance (b) Inductance (c) Capacitance (d) Frequency. « on: April 23, 2019, 08:03:36 AM » What is the use of Bridge in Network? 1. What is the use of Bridge in Network? What is the use of Bridge in Network? For a base current of 10 μA, what is the value of collector current in common emitter if β dc = 100. 12. This MCQ is created bySatyajit's ClassesMr. a) 2 Hz b) 1.6 Hz c) 1.6 kHz d) 1 Hz Ans: (b) 252. … Page 2 Silicon Unilateral Switch is used mainly in timing the logic and trigger circuits. Answer: a. Practice it now to sharpen your concept. Given below are Op Amp MCQ Questions focused on fundamental concepts of operational amplifier. If an instrument has cramped scale for larger values, then it follows (A) ohm law. Which of the following instruments can be used in ac bridges for low frequencies up to 200 Hz only? b) a monostable multivibrator Connecting to a bridgeable amplifier – how to bridge an amplifier. A. Download Full PDF Package. Wien bridge; Hartley; Both (1) and (3) Answer. 0 replies; 479 views; mechanic. 10 μA; 100 μA; 10 mA; 1 mA; Answer. 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