The device can also be used as a relaxation oscillator. Under balanced condition, the current flowing through the detector is equal to A. A. If a 4 Ohm load is contemplated, then each amp must be able to operate with a 2 Ohm load. This Radio Receivers MCQ Test contains 20 Multiple Choice Questions. The Amplifier is used for the enhancement of the amplitude of the weak signal. SHOW ANSWER. Choose the letter of the best answer in each questions. The SUS rating is about 20 V, 0.5 A. a) an astable multivibrator. Explanation: No … Finally, you can also take the Online Quiz from the Take Radio Receivers Quiz Button. a unity gain inverting amplifier. It is used as high frequency amplifier combined with common emitter amplifier. SHOW ANSWER. Connecting to a bridgeable amplifier – how to bridge an amplifier. (D) uniform law. Wien bridge; Hartley; Both (1) and (3) Answer. a. h 11 b. h 12 c. h 21 d. h 22. A differential amplifier d. A wheat- stone bridge 24. and mathematically differentiates the average of the voltages on the two input lines. Power Electronics MCQ Objectives. 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. This may refer to an increase in current, voltage or power of the output w.r.t the input being applied. Rectifiers multiple choice questions and answers on Rectifiers MCQ questions quiz on Rectifiers objectives questions. (B) square law. Engineer; 3420; Gender: Engineer; What is the use of Bridge in Network? 2) The most commonly used amplifier in sample and hold circuit is. Radio Receivers MCQ Test & Online Quiz: Below is the Radio Receivers MCQ test that checks your basic knowledge of the Radio Receivers. a unity gain non inverting amplifier. If the amplitude response is plotted on log-log paper for five stage amplifier, with will be the slop of plotted straight line? Answer: (b) Inductance. The output pulses are used for triggering SCRs. Answer: a. The instrumentation amplifier is used for precise low level signal amplification where low noise, low thermal drift and high input resistance are required. 1. 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. 12.Wagner’s earth device is used in ac bridge circuits for. A differential amplifier, amplifies. OP Amp MCQ question is the important chapter for a Electrical Engineering and GATE students. ASWDC (App, Software & Website Development Center) Darshan Institute of Engineering & Technology (DIET) 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. (C) measure low resistance. Noise elimination: Amplifier amplifies the noise signal along with the information signal; this makes the resultant signal more noisy. Electrical Engineering MCQ1 Voltage Gain and BW of Ideal Op Amp MCQ2 The output impedance of ideal op-amp […] « on: April 23, 2019, 08:03:36 AM » What is the use of Bridge in Network? 10 μA; 100 μA; 10 mA; 1 mA; 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. 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. an inverting amplifier with a gain of 10. an inverting amplifier with a gain of 100. This is MCQ Test with 12 Questions. Download PDF. 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. Distortion in Push-Pull amplifiers MCQs. 1kHz-1 Mhz. 13. Answer Explanation ANSWER: h 21. Q6. It may already be bridged internally, and you could cause damage to your amplifier. a) 2 Hz b) 1.6 Hz c) 1.6 kHz d) 1 Hz Ans: (b) 252. Schering bridge is used to (A) determine capacitance. 0 replies; 479 views; mechanic. … Practice it now to sharpen your concept. If your amplifier does not claim to be able to bridge, don't try to bridge it. If an instrument has cramped scale for larger values, then it follows (A) ohm law. Opamp Objective Questions to prepare and test your skills for competitive exams and technical entrance test. Explanation: I C = 10 x 100 μA = 1 mA. BJT at Low Frequencies - Electronic Engineering (MCQ) questions & answers. 12. To detect when the input is greater than a particular value, use a a. Comparator b. Clamper c. Limiter d. Relaxation 26. 1 A B. Q3. (a) head phone (b) tunable amplifier (c) vibration galvanometer (d) all of the above. Besides this low power consumption, high CMRR and high slew rate are desirable for superior performance. Electrical One Year Test Series Pass-Daily Test Plus Weekly Full Test. Answer ⇓ C 4. 1 Mhz-10MHz. Heat sinks are used with power transistors to. 10MHz-100MHz. Ans – b. 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. 12-The following amplifier configuration yields the largest power gain of all transistor 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. Feedback loop is never opened c. Output shape is the same as the input shape d. Op amp may saturate 25. 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 … 100MHz-150MHz. For a base current of 10 μA, what is the value of collector current in common emitter if β dc = 100. 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. Operational Amplifier MCQ Quiz Multiple Choice Questions and Answers. Download Full PDF Package. This Electrical And Electronics Measurements MCQ Test contains 20 Multiple Choice Questions. The evaluation of the test taken by a candidate will be provided on line after submission of the answer of last question. 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