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  • MCQ Instruments - Gas Mixer - Gas Blender - Flow

    The MCQ Gas Blender 15K is the solution, specifically designed for the industrial sector, for non-corrosive gas mixing and dilution. It is an innovative all-in-one replacement for traditional mass flow controllers multi-channel solutions that allows up to 3 channel gas mixing processes, all in a single box ready for a rack mount.

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  • MCQ in Modulation Part 12 | ECE Board Exam •

    2021-2-24 · 553. It is a high-gain, low noise, tuned amplifier that, when used is the first active encountered by the receiver signal. a. mixer . b. local oscillator . c. RF amplifier . d. detector

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  • MCQ in Modulation Part 9 | ECE Board Exam •

    2021-2-24 · a. A detector that provides local oscillator for input to the mixer . b. A detector that amplifies and narrows the bandpass frequencies . c. A detector that uses mixing process with a locally generated carrier . d. A detector used to detect cross-modulation products

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  • Blake: MCQ in Radio-Frequency Circuits • Pinoybix

    2020-3-27 · a. used for a precise frequency. b. used for very low frequency drift (parts per million) c. made by grinding quartz to exact dimensions. d. all of the above

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  • MCQ in Microwave Communications Part 4 | ECE

    D. mixer input must be tuned to the signal frequency. Answer. D. Q.32. A duplexer is a device used to. A. feed more than one receiver from a single antenna B. connect two transmitters to the same antenna C. connect a receiver and a transmitter to the same antenna D. none of these. Answer. C. Q.33. A heterodyne frequency changer is called a. A. Modulator

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  • Multiple Choice Questions and Answers on Radio

    2021-2-24 · MCQ Topic Outline included in ECE Board Exam Syllabi. MCQ in Amplitude Modulation ; MCQ in Phase Modulation ; MCQ in Sound Pressure Level ; MCQ in Frequency Modulation ; MCQ in Pulse Modulation ; Continue Practice Exam Test Questions Part 19 of the Series. 901. The principal circuit in the popular 1496/1596 IC balanced modulator is a . a. Differential amplifier . b.

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  • MCQ in Modulation Part 19 | ECE Board Exam •

    2016-11-30 · 43) In radio receivers, varactor diodes are used for. a. Tuning b. Demodulation c. Mixing d. None of the above. ANSWER: (a) Tuning. 44) The standard value for Intermediate frequency (IF) in double conversion FM receivers is. a. 455 KHz b. 580 KHz c. 10.7 MHz d. 50 MHz. ANSWER: (c) 10.7 MHz. 45) Amplitude limiter in FM receivers are used to. a.

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  • Multiple Choice Questions and Answers on Analog ...

    41 When shifting into low, a gear on the transmission main shaft is moved in to mesh with the. A Counter shaft low gear. B Counter shaft idler. C Clutch gear. D Output gear. View Answer. Answer: Counter shaft low gear. 42 Synchronizing is designed to prevent gear clash when shifting into. A First and reverse.

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  • Gearbox Short Questions and Answer | Gearbox Quiz

    Why is a centrifugal switch used in a single phase induction motor. A. To protect the motor from overloading. B. To improve the starting performance of the motor. C. To cut off the starting winding at an appropriate instant. D. To cut in the capacitor during running conditions. Answer Hint

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  • In Vitro Embryo Cultures - Gas Mixer - MCQ Inst

    2021-7-1 · « Back CONTENTS Next » 1. Universal motors are used in (a) conveyor. (b) food mixer. (c) elevator. (d) refrigerator. 2. Which of the following materials is generally used for the construction of a variable reluctance stepper motor? (a) Paramagnetic. (b) Diamagnetic. (c) Ferromagnetic. (d) Antiferromagnetic. 3. In permanent magnet stepper motor, the direction […]

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  • Chemical Vapor Deposition - Gas Mixer - MCQ Inst

    2016-11-30 · 13) After passing the FM signal through mixer, what is the change in the frequency deviation Δ when the modulating frequency is doubled? a. Becomes 2 Δ b. Becomes Δ /2 c. Becomes Δ 2 d. Remains unchanged. ANSWER: (d) Remains unchanged. 14) In frequency modulation, a. Armstrong method is used for generation b. Multiple side bands are ...

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  • MCQs on Special Motor - How Engineering Works

    2016-11-30 · 43) In radio receivers, varactor diodes are used for. a. Tuning b. Demodulation c. Mixing d. None of the above. ANSWER: (a) Tuning. 44) The standard value for Intermediate frequency (IF) in double conversion FM receivers is. a. 455 KHz b. 580 KHz c. 10.7 MHz d. 50 MHz. ANSWER: (c) 10.7 MHz. 45) Amplitude limiter in FM receivers are used to. a.

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  • Microwaves101 | Superheterodyne Receivers

    Amplitude Modulation - Electronic Engineering (MCQ) questions & answers. a. Needs additional system for generation of carrier. b. Needs additional system for synchronization of carrier. d. All of the above. Disadvantages of using synchronous detection of AM signal are that it needs an additional system for generation of carrier. The frequency ...

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  • Multiple Choice Questions and Answers on Analog ...

    2013-11-13 · (21) Trough a mixer when an FM signal with a deviation d is passed its frequency is reduced five fold. The deviation in the output of the mixer is (A) Indeterminate (B) 5d (C) d (D) d/5 View Answer Hide Answer. ANSWER: d (22) In a plate modulated class C amplifier leak type bias is used to

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  • Multiple Choice Questions and Answers on Analog ...

    2021-3-30 · Hint A flag register used in 8086 is a special purpose register, with 16 bits, it is changed to 0 1 after arithmetic and logic operation. 118). Zero flag is a ______ bit flag of 8086 processor.

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  • MCQs on Special Motor - How Engineering Works

    2021-7-1 · « Back CONTENTS Next » 1. Universal motors are used in (a) conveyor. (b) food mixer. (c) elevator. (d) refrigerator. 2. Which of the following materials is generally used for the construction of a variable reluctance stepper motor? (a) Paramagnetic. (b) Diamagnetic. (c) Ferromagnetic. (d) Antiferromagnetic. 3. In permanent magnet stepper motor, the direction […]

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  • PvdCvd Hard Coatings - Gas Mixer - MCQ Instruments

    2020-6-2 · Mixer used for rubber compounding is_____? Mechanical Operations; Mixer used for rubber compounding is_____? ... of discussion that starts with individual response if the students then formulate student’s pairs then the pairs are used to form groups of four. Next Next post: The ratio of the radius of two circles is 1: 3, and then the ...

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  • Mixer used for rubber compounding is ...

    2016-11-30 · 13) After passing the FM signal through mixer, what is the change in the frequency deviation Δ when the modulating frequency is doubled? a. Becomes 2 Δ b. Becomes Δ /2 c. Becomes Δ 2 d. Remains unchanged. ANSWER: (d) Remains unchanged. 14) In frequency modulation, a. Armstrong method is used for generation b. Multiple side bands are ...

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  • Multiple Choice Questions and Answers on Analog ...

    2013-11-13 · (21) Trough a mixer when an FM signal with a deviation d is passed its frequency is reduced five fold. The deviation in the output of the mixer is (A) Indeterminate (B) 5d (C) d (D) d/5 View Answer Hide Answer. ANSWER: d (22) In a plate modulated class C amplifier leak type bias is used to

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  • Radio receivers and transmitters - Electronics

    2016-10-24 · ELECTRONICS AND COMMUNICATION ENGINEERING IMPORTANT MCQ-RADIO RECEIVERS. 1. Indicate which of the following statements about the advantages of the. A. Much easier alignment. 2. Show which of the following statements about the amplitude limiter is. A. The circuit is always biased in class C, by virtue of the leak-type.

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  • ELECTRONICS AND COMMUNICATION ENGINEERING

    2016-11-8 · EE AND ECE IMPORTANT MCQ-COMMUNICATION SYSTEMS PART THREE. Harikesh Yadav November 8, 2016 EE AND ECE MCQ PDF, General. 1) Radiation resistance of an antenna is a. A [ ]) dc resistance. B [v]) ac resistance. C [ ]) either (a) or (b) D [ ]) none of the above. 2) The input to a coherent detector is DSB – SC signal plus noise.

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  • EE AND ECE IMPORTANT MCQ-COMMUNICATION

    2021-6-30 · MCQs on Special Motor. May 5, 2017 by admin. « Back CONTENTS Next » 1. If we interchange the supply terminals of an universal motor, then the rotor will (a) fail to start. (b) rotate in reverse direction. (c) run in same direction. (d) burn out. 2. When an universal motor is operating in no load condition, its speed is laminated […]

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  • Electrical MCQ Archives - Page 6 of 13 - How

    In a split phase motor. A. the starting winding is connected through a centrifugal switch. B. the running winding is connected through a centrifugal switch. C. both starting and running windings are connected through a centrifugal switch. D. centrifugal switch is used to control supply voltage. View Answer.

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  • Mixer used for rubber compounding is ...

    2020-6-2 · Mixer used for rubber compounding is_____? Mechanical Operations; Mixer used for rubber compounding is_____? ... of discussion that starts with individual response if the students then formulate student’s pairs then the pairs are used to form groups of four. Next Next post: The ratio of the radius of two circles is 1: 3, and then the ...

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  • Analog Communication MCQs | Analog

    Analog Communication Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.

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  • ELECTRONICS AND COMMUNICATION ENGINEERING

    2016-10-24 · ELECTRONICS AND COMMUNICATION ENGINEERING IMPORTANT MCQ-RADIO RECEIVERS. 1. Indicate which of the following statements about the advantages of the. A. Much easier alignment. 2. Show which of the following statements about the amplitude limiter is. A. The circuit is always biased in class C, by virtue of the leak-type.

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  • Bevel Gears Multiple Choice Questions - ObjectiveBooks

    2021-6-30 · Bevel Gears MCQ Practice Test. 1. In case of hypoid gears, the axes of shafts are (A) Parallel ... When bevel gears are used to transmit power between shafts that are intersecting at an angle greater than 90 ... In a concrete mixer, the bevel gears for rotating the drum are generally made by (A) Casting (B) Forging (C) Hobbing

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  • MCQ in Electronics - Radio Receiver And Noise -

    MCQ in Electronics - Radio Receiver And Noise - BSECE Board Examination Reviewer in Communications Engineering Radio Receiver And Noise 1(Mar 1996 The

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  • Multiple choice question | Previous year question

    2020-9-8 · Multiple Choice Question of Electrical Engineering Electrical Engineering material MCQ Biomedical Instrumentation Continue Reading. UPPCL & JE Solved Paper. September 9, 2020 . electricalexams. UPPCL JE Electrical Previous Year Question Paper. Read More. September 9, 2020 . …

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  • Communication Systems MCQ Questions & Answers |

    Learn Communication Systems MCQ questions & answers are available for a Electrical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Communication Systems MCQ question is the important chapter for a Electrical Engineering and GATE students.

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  • 50 Single phase Induction Motor MCQ |Objective

    2021-6-9 · Wave Analyzers. The electronic instrument used to analyze waves is called wave analyzer. It is also called signal analyzer, since the terms signal and wave can be interchangeably used frequently. We can represent the periodic signal as sum of the following two terms. So, analyzation of a periodic signal is analyzation of the harmonics ...

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  • Wave Analyzers - Tutorialspoint

    2015-5-12 · The function of a frequency mixer in a super heterodyne receiver is that it mixes or multiplies the incoming modulated carrier with the locally generated carrier. It then produces a number of frequencies. The produced frequencies are either the sum or the differences of the frequencies of the received signals. The output of the mixer is used to ...

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  • Analog Communication MCQs | Analog

    Analog Communication Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.

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  • Multiple choice Questions and Answers on Frequency

    2017-12-21 · Multiple Choice Questions and Answers By Sasmita December 21, 2017. Q.1. In Frequency Modulation –. a. Amplitude of the carrier remains same. b. Frequency of the carrier varies in accordance with the modulating signal. c.

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  • Analog Communication 6 | Electronic Engineering

    Q7. The costas receiver is used for. a) FM signal. b) DSB-SC signal. c) PCM signal. d) DM signal . Q8. The advantages of using an RF amplifier are. a) Better sensitivity. b) Improved signal to noise ratio. c) Better selectivity. d) All of the above . Q9. Function of frequency mixer in super heterodyne receiver is. a) Amplification. b) Filtering

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  • Analog Communication 4 | Electronic Engineering

    Electronic Engineering MCQ Question Papers: ENTC, IT Interview Placement. Subject: Analog Communication 4. Part 4: List for questions and answers of Analog Communication. Q1. For a FM signal v (t) = 15 cos ( 10 * 10^8t + 10 sin 1220t), calculate. 1. Carrier frequency. 2. Modulating frequency.

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  • Bevel Gears Multiple Choice Questions - ObjectiveBooks

    2021-6-30 · Bevel Gears MCQ Practice Test. 1. In case of hypoid gears, the axes of shafts are (A) Parallel ... When bevel gears are used to transmit power between shafts that are intersecting at an angle greater than 90 ... In a concrete mixer, the bevel gears for rotating the drum are generally made by (A) Casting (B) Forging (C) Hobbing

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  • Electrical Machines Objective Questions & Answers -

    Mini Magnetic Stirrer Mixer with Stir Bar, Magnetic Lab Stirrer,2000ml 4000RPM, Fast Stirring, Anti-Slip, Powerful Lab Mixer for Laboratory, Classroom, Scientific Research, Home DIY. 5.0 out of 5 stars. 1. 33.99. 33. . 99. 10% coupon applied at checkout. Save 10% with coupon.

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  • Uranium Extraction Process - 911 Metallurgist

    2021-6-9 · Wave Analyzers. The electronic instrument used to analyze waves is called wave analyzer. It is also called signal analyzer, since the terms signal and wave can be interchangeably used frequently. We can represent the periodic signal as sum of the following two terms. So, analyzation of a periodic signal is analyzation of the harmonics ...

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