The use of amplifier in a circuit is to _____ for input signal. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. Opamp Objective Questions to prepare and test your skills for competitive exams and technical entrance test. 51. 1 Mhz-10MHz. 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. For a base current of 10 μA, what is the value of collector current in common emitter if β dc = 100. a. h 11 b. h 12 c. h 21 d. h 22. Connecting to a bridgeable amplifier – how to bridge an amplifier. ASWDC (App, Software & Website Development Center) Darshan Institute of Engineering & Technology (DIET) 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. Ans – b. Wien bridge oscillator can typically generate frequencies in the range of. 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. What is the use of Bridge in Network? (D) uniform law. 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? Answer Explanation ANSWER: h 21. b) a monostable multivibrator b) CC amplifiers are used as voltage buffers for connecting high resistance source to low resistance load. 12-The following amplifier configuration yields the largest power gain of all transistor Adika Shinde. and differentiates the input waveform on one line when the other line is grounded The evaluation of the test taken by a candidate will be provided on line after submission of the answer of last question. 1 A B. 100MHz-150MHz. This is MCQ Test with 12 Questions. If the amplitude response is plotted on log-log paper for five stage amplifier, with will be the slop of plotted straight line? 2) The most commonly used amplifier in sample and hold circuit is. Multimeter typically provides … an inverting amplifier with a gain of 10. an inverting amplifier with a gain of 100. In a nonlinear op-amp circuit, the a. Op amp never saturates b. This Electrical And Electronics Measurements MCQ Test contains 20 Multiple Choice Questions. Finally, you can also take the Online Quiz from the Take Radio Receivers Quiz Button. 12. 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 output pulses are used for triggering SCRs. 0 replies; 479 views; mechanic. The Amplifier is used for the enhancement of the amplitude of the weak signal. Electrical Engineering MCQ1 Voltage Gain and BW of Ideal Op Amp MCQ2 The output impedance of ideal op-amp […] Explanation: I C = 10 x 100 μA = 1 mA. 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. Maxwell bridge is used to measure (a) Resistance (b) Inductance (c) Capacitance (d) Frequency. 4. (C) measure low resistance. 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. Download PDF. Harmonic Distortion in Power amplifier MCQs. The good news is that many car amplifiers sold today can be bridged. 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. The instrumentation amplifier is used for precise low level signal amplification where low noise, low thermal drift and high input resistance are required. Feedback loop is never opened c. Output shape is the same as the input shape d. Op amp may saturate 25. Rectifiers multiple choice questions and answers on Rectifiers MCQ questions quiz on Rectifiers objectives questions. SHOW ANSWER. A differential amplifier, amplifies. SHOW ANSWER. It is used as high frequency amplifier combined with common emitter amplifier. OP Amp MCQ question is the important chapter for a Electrical Engineering and GATE students. (D) measure high resistance. Explanation: No … Engineer; 3420; Gender: Engineer; What is the use of Bridge in Network? Practice it now to sharpen your concept. 1kHz-1 Mhz. Download Full PDF Package. Voltage and Power Amplifier MCQs. 10MHz-100MHz. Explanation: Only LC oscillators are suitable for MHz range . 3. a) 2 Hz b) 1.6 Hz c) 1.6 kHz d) 1 Hz Ans: (b) 252. Electrical One Year Test Series Pass-Daily Test Plus Weekly Full Test. A bridge-parallel amplifier configuration uses a combination of the bridged and paralleled amplifier configurations. « previous next » Print; Pages: [1] Go Down. Hz but are commonly used below 200 Hz. (B) Schering Bridge (C) Heaviside Campbell bridge (D) Wein’s bridge ANSWERS:D . Class B amplifier is biased (A) at midpoint of load line. 12.Wagner’s earth device is used in ac bridge circuits for. (C) logarithmic law. 2. This paper. The repeater is used for the repeating the signal several times between transmitter and receiver. A. Besides this low power consumption, high CMRR and high slew rate are desirable for superior performance. A differential amplifier d. A wheat- stone bridge 24. 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. and mathematically differentiates the average of the voltages on the two input lines. Choose the letter of the best answer in each questions. Bridgeable amplifiers normally have the terminals labelled accordingly. Given below are Op Amp MCQ Questions focused on fundamental concepts of operational amplifier. Power Electronics MCQ Objectives. Heat sinks are used with power transistors to. Page 2 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. a) an astable multivibrator. The Ac Bridge used for the measurement of inductance is/are A. Maxwell’s inductance bridge B. Hay’s bridge C. Anderson’s bridge, Owen’s bridge D. All of these View Answer / Hide Answer. What is the use of Bridge in Network? Q6. Multistage Transistor Amplifiers MCQ question is the important chapter for a Electrical Engineering and GATE students. If a 4 Ohm load is contemplated, then each amp must be able to operate with a 2 Ohm load. The SUS rating is about 20 V, 0.5 A. BJT at Low Frequencies - Electronic Engineering (MCQ) questions & answers. 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. 13. a unity gain non inverting amplifier. … Tunable amplifier-Tunable amplifier detectors are used for frequency range of 10 Hz to 100 Hz.) « on: April 23, 2019, 08:03:36 AM » What is the use of Bridge in Network? Satyajit MukherjeeTele- (+91)-9433123487 / (+91)-(033) - 25394855Website- https://satyajit. 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 … Q3. Under balanced condition, the current flowing through the detector is equal to A. Since, the device will turn on for a fixed anode gate voltage. To detect when the input is greater than a particular value, use a a. Comparator b. Clamper c. Limiter d. Relaxation 26. Most amplifiers have a small diagram near the channels indicating the terminals you would use to bridge it. Duration of The Test- 18 minutes**Note- This test is available only to authorized users. 10 μA; 100 μA; 10 mA; 1 mA; Answer. Answer ⇓ A 3. Answer: (c) vibration galvanometer. This may refer to an increase in current, voltage or power of the output w.r.t the input being applied. In that case, bridging is easy to do as long as you observe speaker impedance (Ohm rating) warnings from the manufacturer. Distortion in Push-Pull amplifiers MCQs. (B) just at cut-off. It may already be bridged internally, and you could cause damage to your amplifier. This MCQ is created bySatyajit's ClassesMr. Radio Receivers MCQ Test & Online Quiz: Below is the Radio Receivers MCQ test that checks your basic knowledge of the Radio Receivers. The device can also be used as a relaxation oscillator. (B) square law. (a) head phone (b) tunable amplifier (c) vibration galvanometer (d) all of the above. Answer: a. If an instrument has cramped scale for larger values, then it follows (A) ohm law. Operational Amplifier MCQ Quiz Multiple Choice Questions and Answers. 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. Schering bridge is used to (A) determine capacitance. 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. Wien bridge; Hartley; Both (1) and (3) Answer. Push-pull amplifier MCQs. You have to select the right answer to the question. 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. Silicon Unilateral Switch is used mainly in timing the logic and trigger circuits. 1. You have to select the right answer to the question. (B) determine inductance. Q2. This Radio Receivers MCQ Test contains 20 Multiple Choice Questions. ANSWER: D. All of these . Noise elimination: Amplifier amplifies the noise signal along with the information signal; this makes the resultant signal more noisy. 3) A 1 ms pulse can be stretched to 1 s pulse by using. If your amplifier does not claim to be able to bridge, don't try to bridge it. Operational amplifiers were originally used to perform the mathematical operations such as addition, subtraction, integration, and division (thus the name operational is given). a unity gain inverting amplifier. 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