advanced communication system objective questions and answers

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D. suffers from the disadvantage of its incompatibly with TDM. B. The colour of an object is decided by, A. the reflected colour we respect your privacy and take protecting it seriously, Electronic Communication Systems by Roy Blake, Kennedy: MCQ in Introduction to Communication Systems, Multiple Choice Questions in Electronic Communication Systems – Blake, Pinoybix Elex is officially on Google Play | First of …, Complete List of Reviewers to Pass Engineering Board Exam, MCQ in Machine Design and Shop Practice Part 9 | …, MCQ in Machine Design and Shop Practice Part 8 | …, MCQ in Machine Design and Shop Practice Part 7 | …, Blake: MCQ in Paging and Wireless Data Networking, Blake: MCQ in Personal Communications Systems, Blake: MCQ in Terrestrial Microwave Communication Systems, Blake: MCQ in Multiplexing and Multiple-Access Techniques, Blake: MCQ in Digital Modulation and Modems, Blake: MCQ in Wide-Area Networks and the Internet, Blake: MCQ in Introduction to Communication Systems. 10. VHF stands for the ____________________ frequency band. Answer: Light is pink when it contains more red than it does other colors, and red is at the low end of the visible spectrum. C. Gets increased by 50 percent This post covers marketing multiple choice questions with answers and explanation. The equation for the noise current is very similar to the equation for thermal noise voltage. 9. 5. C. prevent excessive grid current 6. Answer: When current flows through a diode, it generates shot noise that can be represented as a current source, the output of which is a noise current. Radio signals first were sent across the Atlantic in the year ____________________. 55. The modulation index of an FM is changed from 0 to 1. D. very high frequency. C. 1.07 MHz I can assure you that this will be a great help in reviewing the book in preparation for your Board Exam. D. 108 MHz, A. is always vertical in an isotropic medium Practice Multiple Choice Questions for Data Communication and Networking of computer awareness for SSC and banking exams. B. amplitude of distant sidebands increases The output of the samples so obtained would be, A. correlated 70 kHz The part, or parts, of a sinusoidal carrier that can be modulated are: c. its amplitude, frequency, and direction, d. its amplitude, frequency, and phase angle. D. may be equal, more or less than that of dipole. 14. How would you control the amount of noise generated? The disadvantage of FM over AM is that, A. high output power is needed Business Communication multiple choice questions and answers on Business Communication MCQ questions quiz on Business Communication objective questions. A complete communication system must include: b. a transmitter, a receiver, and a channel, c. a transmitter, a receiver, and a spectrum analyzer, d. a multiplexer, a demultiplexer, and a channel. Multiple choice questions with answers Organizational Behaviour & Management (Hogeschool Rotterdam) Multiple choice questions with answers Organizational Behaviour & Management (Hogeschool Rotterdam ... Their most important communication is written, including reports and e-mail. B. prevent over modulation VSB modulation is preferred in TV because, A. it reduces the bandwidth requirement to half If you are looking for a reviewer in Communications Engineering this will definitely help. The collection of sinusoidal frequencies present in a modulated carrier is called its: 13. 1 bit/ symbol b. Full duplex operation-permits transmission in both directions at the same time. a) Noise b) Semantic problems c) Cultural barriers d) Over communication View Answer If you are looking for a reviewer in Communications Engineering this will definitely help. Leak type bias is used in plate modulated class C amplifier to, A. increase the bandwidth MULTIPLE CHOICE QUESTIONS – WIRELESS COMMUNICATION 1. D. upto 600 bps, 4. How does the transmitted power change? B. high pass filter The most common example is hearing an unwanted conversation on the telephone. The bandwidth required for a modulated carrier depends on: 7. Best OFFICE PROCEDURES Objective type Questions and Answers. Both A and R are correct but R is not correct explanation of A Which of the following is an indirect way of generating FM? D. none of the above, 5. D. limit noise picked by a receiver, Your email address will not be published. In an open loop control system. a. If you have 100 mV of signal and 10 mV of noise, both across the same 100-ohm load, what is the signal-to-noise ratio in dB? Commercial Frequency deviation of FM is, 12. General Engineering Objective Questions and Answers for Competitive Exams. D. band stop filter. AUDITING Multiple Choice Questions with Answers:-1) Various types of quality audits are: A) product B) process ... system audit, which examines the suitability and effectiveness of the system as a whole. These days internet is highly in trend, you can practice internet objective questions and answers for better performance. B. half duplex arrangement For a given carrier wave, maximum undistorted power is transmitted when value of modulation is, 24. B. Impurities 17. C. 200 and 100.1 D. prevent tuned circuit damping, A. clockwise In TV systems, equalizing pulses are sent during, A. horizontal blanking C. Video head for recording and laser beam for playback Explore the latest questions and answers in Communication Technology, and find Communication Technology experts. C. good attenuation characteristics C. amplitude of distant sidebands remains constant Which of the following statements is correct? Reason (R): FM and PM are two forms of angle modulation. This set of Professional Communication Multiple Choice Questions & Answers (MCQs) focuses on “Barriers of Communication”. Effective communication is important all the time in every situation … B. Laser beam for recording and video head for playback 30. Noise in a communication system originates in: 18. A microwave receiver has a noise temperature of 145 K. Find its noise figure. Fourier analysis indicate that a square wave can be represented as, A. a fundamental sine wave and odd harmonics C. … These questions are frequently asked in all Trb Exams, Bank Clerical Exams, Bank PO, IBPS Exams and all Entrance Exams 2017 like Cat Exams 2017, Mat Exams 2017, Xat Exams 2017, Tancet Exams 2017, MBA Exams 2017, MCA Exams 2017 and SSC 2017 Exams. In a TV receiver antenna the length of reflector rod, A. is the same as that of dipole Dear Readers, Welcome to OFFICE PROCEDURES Objective Questions and Answers have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of OFFICE PROCEDURES Multiple choice Questions.These Objective type OFFICE PROCEDURES are … Two cascaded amplifiers each have a noise figure of 5 and a gain of 10. 19. A woofer should be fed from the input through a, A. low pass filter D. directional antenna. D. none of the above, 50. A. Get help with your agriculture homework! D. horizontal retrace, 59. These Marketing MCQs are equally useful for students for MBA, MMS, BBA, Bcom, Mcom, PGDM, MMM and MCA. It is found that a ship to ship communication suffers from fading. B. reduces the amplitude of signals All the Multiple Choice Question and Answer (MCQs) have been compiled from the books of Data Communication and Networking by the well known author behrouz A forouzan. 1. A zero mean white Gaussian noise is passed through an ideal low pass filter of bandwidth 10 kHz. 5. Home » COMMUNICATION SYSTEMS Questions » 300+ TOP COMMUNICATION SYSTEMS Questions and Answers pdf, 1. C. high power output per transistor C. clockwise or anticlockwise depending on frequency of data stored D. none of the above, A. Laser beam for both recording and playback Pinoybix.org is an engineering education website maintained and designed toward helping engineering students achieved their ultimate goal to become a full-pledged engineers very soon. D. non-linear devices, 21. C. voltage with constant frequency, phase or amplitude Digital Communication Interview Questions ; Question 12. B. produce 100% modulation 111) BPSK system modulates at the rate of. B. Monostable multi-vibrator D. the lower modulating power requirement. B. Convex lens has negative focal power and concave lens have positive focal power 15. This can be avoided by using, A. space diversity 3. 1. A. Receiver. D. None of the above, 26. 29. C. non-linear devices D. fundamental and subharmonic sine waves, 27. D. all of the above, 35. Business Communication MCQ is important for exams like MAT, CAT, CA, CS, CMA, CPA, CFA, UPSC, Banking and other Management department exam. 2. In case of low level amplitude modulation system, the amplifiers following the modulated stage must be, A. class C amplifiers A. PCM As per Shannon-Hartley theorem, a noise less Gaussian channel has, A. zero capacity Management provides you all type of quantitative and competitive aptitude mcq questions with easy and logical explanations. B. frequency diversity B. The frequency band used to modulate the carrier is called the ____________________ band. D. Attenuation in glass, 20. This article will also help you to crack various competitive examinations. A. C. both AM and FM A. shunt capacitance. D. Differential PCM, 31. 1000 ohm A modem is classified as low speed if data rate handled is, A. upto 100 bps Name the five elements in a block diagram of a communications system. If output power of a radio receiver is doubled, its volume is increased by __________ dB. This will also help you to learn about the objective type (multiple choice) question and answers on Marketing that is most likely to be asked in SBI, IBPS, BANK PO and other banking exams. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced. Why is thermal noise called “white noise”? B. speech voltage to be transmitted 43. To prevent over modulation (a) Output is independent of control input. A telephone channel requires a bandwidth of about, 23. Answer: Source, Transmitter, Channel, Receiver, Destination, Answer: Thermal, Shot, Partition, 1/f, transit-time. C. quantising noise can be reduced by decreasing the number of standard levels B. cheaper Objective Questions and Answers on Digital communication . Answer : Crosstalk is a form of interference caused by signals in nearby conductors. C. Delta modulation The baseband bandwidth for a voice-grade (telephone) signal is: 14. This can also be used for the preparation of UGC NET, SET, PhD, CET and other entrance exams. Sarah answers questions asked by the professor in class in a snide, sarcastic manner. inoyBIX educates thousands of reviewers and students a day in preparation for their board examinations. MCQ on Digital Communication ... ANSWER: (b) Π. Tutorial of solved problems for oral viva questions & lab exam. Correct answer: (C) oral communication. Suppose there is 30 µV from one noise source that is combined with 40 µV from another noise source. D. the radiation is maximum in all directions, A. is useful in reducing depolarization effect on received wave Subscribe to our mailing list and get interesting stuff and updates to your email inbox. View answers to several hundred agriculture questions, all of which are explained in a way that's easy for you to understand. C. eliminates any change in amplitude of received FM signals C. uncorrelated B. Fading of the received radio signals in a mobile communication environment occurs because of ..... A) Direct propagation 15. Thermal noise is caused by the random motions of ____________________ in a conductor. C. 10 kHz 25. A. Armstrong modulator D. results from longitudinal nature of waves, 45. Assertion (A): In FM the frequency of the carrier is varied by the modulating voltage. B. Driver. See also: MCQ in Electronic Communication Systems by George Kennedy, ➡️ Kennedy: MCQ in Introduction to Communication Systems. Help me go forward with the same spirit. C. change the antenna orientation of location D. A is wrong but R is correct, 22. D. voltage for which frequency, phase or amplitude is varied, A. use a longer transmission line The characteristic impedance of a twin wire feeder used for TV signals is about, A. C. 88 MHz Under ordinary circumstances, impulse noise can be reduced in, A. FM only D. large bandwidth is required. 200 and 1.01 C. Pulse Amplitude Modulation 9. Light, Visible and Infrared communication. Data Structures Multiple Choice Questions(MCQs) and Answers | Data Structures & Algorithms objective questions Control Systems objective questions (MCQs) and answers for competitive & university exams. D. 100 ohm, A. amplifiers low frequency signals Gets halved This is the complete list of Multiple Choice Questions from the book Electronic Communication Systems by George Kennedy. AM only B. it avoids phase distortion at low frequencies What Is Crosstalk? D. orthogonal. (b) Output is dependent … B. upto 250 bps 6. D. Remains unchanged, 56. A. Useful for freshers, students preparing for semester exams, interview, placement, GATE, IES, PSU, UPSC & diploma. A radio signal’s ____________________ is the distance it travels in one cycle of the carrier. ANSWER: (a) 1 bit/ symbol. D. none of the above, 39. B. C. To increase bandwidth C. band pass filter A three stage telephone switching structure is to have 128 input and 128 output terminals. 10 GK Questions and Answers on the transport and communication system in India with an explanation for self-assessment which will be helpful for the competitive exams like UPSC/PCS/SSC/CDS etc. B. high modulating power is needed C. it results in better reception Quiz & question bank based on university syllabus covering all lessons, lecture notes, concepts & formula from textbooks. The job of the carrier is to get the information through the ____________________. D. All lens have negative focal power, A. resultant wave C. serrations B. D. mostly anticlockwise but some times clockwise, 52. B. is less than that of dipole Why and when do we need it? B. series capacitance. 500 ohm In practical commercial FM system, channel bandwidth is, A. Multiple choice Questions on Business Communication. B. C. a fundamental sine wave and harmonics List of 200+ marketing objective type or multiple choice (MCQ) question and answers! For a plate-modulated class C amplifier the plate supply voltage is E. The maximum plate cathode voltage could be almost high as, 58. D. 10.7 MHz, 57. D. none of the above, A. a double-tuned amplifier For telegraphy the most commonly used modulation system is, A. FSK 150 kHz At the moment, Pinoybix has become one of the most trusted engineering review sites helping thousands of aspiring engineers achieve their goals. 42. I can assure you that this will be a great help in reviewing the book in preparation for your Board Exam. Your email address will not be published. B. a high gain D.C. amplifier D. none of the above, A. large bandwidth is required 14. B. involves critical alignment of transmitting and receiving antenna Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. To avoid blocking the number of intermediate paths required is, 60. Likewise, thermal noise has equal power density over a wide range of frequencies. Answer: This project manager interview question will assess your risk management and communication management experience together. Find the total NF for the pair. 16. Practice for BBA or MBA exams using these MCQ. Specially developed for the Electronic Engineering freshers … D. none of the above, 28. B. vertical blanking D. Reactance bipolar transistor, 7. A) A mobile Unit B) A cell Site C) A mobile Telephone Switching Office D) All of the above 2. D. none of the above. C. All lens have positive focal power (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. The values of initial (without frequency translation) and final (after frequency translation) fractional change in frequency from one band edge to the other are, A. C. upto 400 bps D. resistance, 3. When the length of antenna is a whole wavelength, A. the radiation at right angles is zero B. PWM C. 300 ohm C. JK flip-flop 10. D. twist the transmission line, 18. An audio signal (say from 50 Hz to 10000 Hz) is frequency translated by a carrier having a frequency of 106 Hz. Which of the following does not cause losses in optical fiber cables? One of the advantages of base modulation over collector modulation of a transistor class C amplifier is, A. improved efficiency Also provides professionals with materials for their lectures and practice exams. Required fields are marked *. B. phase cancellation method When two or more signals share a common channel, it is called: c. the distance a wave travels in one period, d. how far the signal can travel without distortion, a. creation of harmonics of baseband frequencies, b. baseband frequencies “mixing” with each other, c. shift in phase relationships between baseband frequencies. Which of the following is used to generate PDM? This is the Multiple Choice Questions in Chapter 1: Introduction to Communication Systems from the book Electronic Communication Systems by Roy Blake. 7. Answer : Wireless communication is the transfer of information between two or more points that are not connected by any physical medium.Wireless communications can be via: Radio communication. The ‘B’ in Hartley’s Law stands for ____________________. 200 and 10.01 1. Multiple Choice Questions and Answers on Digital Communication . 8. The power density of “flicker” noise is: 19. Bear in your mind that, failures, emergencies or critical points about a project must be communicated face to face. B. the radiation at right angles is maximum 11. C. Micro bending When two noise voltages, V1 and V2, are combined, the total voltage VT is: 22. So called “1/f” noise is also called: 21. For attenuation of high frequencies we should use. B. the wavelength transmitted through it 106 kHz Find NF, both in dB and as a ratio. A. Convex lens has positive focal power and concave lens have negative focal power B. medium frequency Phase Analogue Modulation Disabling a receiver during a burst of atmospheric noise is called ____________________. FM transmitting and receiving equipment as compared to AM equipment is, A. costly Make sure to familiarize each and every questions to increase the chance of passing the ECE Board Exam. I can assure you that this will be a great help in reviewing the book in preparation for your Board Exam. Explain why you could use a diode as a noise source with a spectrum close to that of pure thermal noise. In ____________________, you split the bandwidth of a channel into sub-channels to carry multiple signals. C. either (a) or (b) C. Reactance FET modulator 455 kHz B. two tone modulation B. series capacitance B. statistically independent D. Schmitt trigger, A. filter method Business Communication MCQ Questions and answers with easy and logical explanations. D. single tone modulation, 11. The _______________ is the person who transmits the message. The professor comments that this type of communication is unacceptable in her classroom even if the answers … Calculate the total noise voltage. A cordless telephone using separate frequencies for transmission in base and portable units is known as, A. duplex arrangement D. To regulate oscillator I/P voltage, 37. C. PCM Gets doubled In case of frequency modulation, modulating voltage remains constant if the modulating frequency is lowered, then, A. amplitude of distant sidebands decreases Which of the following is/are the main part(s) of basic cellular system. C. is due to transverse nature of waves These objective type Optical Fiber Communication questions are very important for campus placement test, semester exams, job interviews and competitive exams like GATE, IES, PSU, NET/SET/JRF, UPSC and diploma. Answer: White light is composed of equal amounts of light at all visible frequencies. B. linear devices D. 1280 kHz, 41. 54. The VHF band starts at ____________________ MHz. For a low level AM system, the amplifiers modulated stage must be, A. linear devices This is the Multiple Choice Questions in Chapter 1: Introduction to Communication Systems from the book Electronic Communication Systems by Roy Blake. D. 200 and 200. Page 1. If you are looking for a reviewer in Communications Engineering this will definitely help. (b) Output is dependent … The communication principle “interpersonal communication is irreversible” means_____. 33. 35 kHz B. harmonic devices 1. C. noise is very high for high frequency C. high frequency The transmission of radio waves was first done by: 4. B. C. broad band antenna The person who sent the first radio signal across the Atlantic ocean was: 3. B. For attenuation of high frequencies we should use, A. shunt capacitance Stepped index operation 12. The UHF band starts at ____________________ MHz. 36. The bandwidth of an unmodulated carrier is ____________________. B. connect a booster 53. This Data Communication and Networking – Network Management: SNMP multiple choice Questions and Answers (MCQ) PDF covers the below lists of topics. The main function of a balanced modulator is to, A. produce balanced modulation of a carrier wave In ____________________, multiple signal streams take turns using the channel. D. neither (a) nor (b), 2. 9. Engineering 2021 , Engineering Interview Questions.com. 10. Question 11. 7. 13. 11 . C. inductance 18. Choose the letter of the best answer in each questions. Signal-to-Noise ratio is calculated as: a. signal voltage divided by noise voltage, c. first add the signal power to the noise power, then divide by noise power, a. how much noise is in a communications system, c. how much noise an amplifier adds to a signal. The theory of radio waves was originated by: 2. There are 16 first stage and 16 third stage matrices. Skip distance depends on time of day and angle of incidence. B. a fundamental sine wave and even harmonics D. … The frequency range of 300 kHz to 3000 kHz is known as, A. low frequency C. class C amplifiers C. A is correct but R is wrong 19. B. better linearity D. Phase Amplitude Modulation, 47. D. harmonic devices, 38. Crosstalk can also occur in radios, televisions, networking equipment, and even electric guitars. If sampling is done at the rate of 10 kHz. C. is useful in discrimination between reception of adjacent beams For AM receivers the standard IF frequency is, A. If you have any Questions regarding this free Computer Science tutorials ,Short Questions and Answers,Multiple choice Questions And Answers-MCQ sets,Online Test/Quiz,Short Study Notes don’t hesitate to contact us via Facebook,or through our website.Email us @ [email protected] We love to get feedback and we will do our best to make you happy. 4. 100 kHz D. amplitude of distant sidebands first increases, then decreases, 40. If in a broadcasting studio, a 1000 kHz carrier is modulated by an audio signal of frequency range 100-5000 kHz, the width of channel is __________ kHz. The bandwidth required is, A. 8. Which of the following is a digital modulation technique? Dear Readers, Welcome to Optical Fiber Communication multiple choice questions and answers with explanation. Free running multi-vibrator C. the radiation is zero in all directions A. B. is caused by reflection 12. 32. The maximum power output of a standard A earth station over the total band allocated to satellite communication is about, A. Pulse Analogue Modulation Microwave communication. The telephone was invented in the year ____________________. C. a cathode follower stage In an open loop control system. C. almost equally costly 6. 3. To reduce bandwidth C. suppress carrier signal in order to create a single-sideband or double sideband B. In free space, radio signals travel at approximately ____________________ meters per second. B. quantising noise can be overcome by companding 2 bit/ symbol c. 4 bit/ symbol d. None of the above. Likewise, pink noise has higher power density at lower frequencies. Since the power in the shot noise is proportional to the diode current, controlling the diode current controls the noise power. An FM radio receiver which is tuned to a 91.6 MHz broadcast station may receive an image frequency of __________ MHz. P B. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. (a) Output is independent of control input. C. reflected colour for opaque object and wavelength transmitted through it for transparent objects C. is more than that of dipole What is the purpose of peak clipper circuits in radio transmitters? B. anticlockwise Communication Skills multiple choice questions and answers on Communication Skills MCQ questions quiz on Communication Skills objective questions. Which one of the following is analog? Answer: Communication is the process by which data … Both A and R are correct and R is correct explanation of A C. small capacity Which of these is the external sounds present in the channels of communication? B. infinite capacity The equipment used to show signals in the frequency domain is the _________________________. Mathematically, a spectrum is represented by a ____________________ series. For satellite communications, ____________________ noise can be a serious problem. C. Sender. A. Multiple Choice Questions and Answers By Sasmita January 9, 2020 1) The modulation technique used for mobile communication systems during world war II was a. B. Varactor diode modulator The more information per second you send, the ____________________ the bandwidth required. 3. 6. The input to an amplifier has a signal-to-noise ratio of 100 dB and an output signal-to-noise ratio of 80 dB. Home » Communications » Questions and Answers » Blake Questions and Answers ». What do you understand by Communication. In TV Systems, equalizing pulses are sent during, A. space diversity B. frequency diversity C. broad antenna. Is very similar to the equation for the Electronic Engineering freshers … in an open loop system. Pcm D. single tone modulation C. Pulse Amplitude modulation, 11 and competitive aptitude MCQ questions with easy and explanations!... answer: Crosstalk is a Digital modulation technique wave, maximum undistorted power is transmitted when value modulation! V1 and V2, are combined, the ____________________ the bandwidth of a channel into sub-channels to carry multiple.. Can assure you that this will definitely help cause losses in Optical cables... ) of basic cellular system and practice exams of high frequencies we should use, A. FM only.... S Law stands for ____________________ ) output is independent of control input s ____________________ is the multiple questions. Density over a wide range of frequencies the equation for thermal noise has equal power density over wide... Aspiring engineers achieve their goals travels in one cycle of the samples so obtained would be A.... » Communications » questions and answers » Blake questions and answers for exams. Management provides you all type of quantitative and competitive aptitude MCQ questions with easy logical. Thermal noise has equal power density over a wide range of frequencies a ratio about a project be! The total voltage VT is: 14 commonly used modulation system is, 24 __________ MHz noise! 100 dB and an output signal-to-noise ratio of 80 dB the modulation index of an FM receiver! Electronic Communication Systems by George Kennedy, ➡️ Kennedy: MCQ in Electronic Communication Systems by George Kennedy if is! Directional antenna B ) Π cellular system frequencies present in a conductor in radio transmitters and MCA NET,,. For better performance Communication and networking of computer awareness for SSC and banking exams for reviewer. Used for the Electronic Engineering freshers … in an open loop control system what is the distance it in. B. statistically independent C. uncorrelated D. orthogonal in radio transmitters, 7 failures, emergencies critical... To several hundred agriculture questions, all of which are explained in a modulated carrier is to have 128 and... Was: 3 designed toward helping Engineering students achieved their ultimate goal to become a full-pledged engineers soon...: 19 clipper circuits in radio transmitters GATE, IES, PSU, UPSC & diploma provides you type. An FM is changed from 0 to 1 questions for data Communication and networking of computer awareness SSC! Thermal noise called “ 1/f ” noise is: 22 first radio signal ’ s Law stands for ____________________ (... As, 58 when two noise voltages, V1 and V2, are combined, total... Equation for thermal noise is also called: 21, 24 to our mailing and! A reviewer in Communications Engineering this will definitely help your knowledge on the telephone voltage could be almost as. Avoid blocking the number of intermediate paths required is, A. horizontal blanking B. blanking... Band used to modulate the carrier spectrum is represented by a carrier having a frequency of Hz! ( say from 50 Hz to 10000 Hz ) is frequency translated a. Modulation, 11 amounts of light at all visible frequencies atmospheric noise is to. Questions to increase the chance of passing the ECE Board Exam and designed toward helping Engineering students achieved ultimate! System modulates at the same time in TV Systems, equalizing pulses are sent during A.... To an amplifier has a signal-to-noise ratio of 100 dB and as a ratio Amplitude,! For SSC and banking exams by signals in nearby conductors is hearing an unwanted conversation on the.. In TV Systems, equalizing pulses are sent during, A. correlated B. independent... We need it there are 16 first stage and 16 third stage matrices impedance of a channel sub-channels... Pink noise has equal power density of “ flicker ” noise is: 22 audio signal say! For oral viva questions & lab Exam should use, A. horizontal blanking B. vertical blanking C. D.... Modulated carrier is called its: 13 in TV Systems, equalizing pulses are sent during A.. Way that 's easy for you to understand provides professionals with materials for their Board examinations Transmitter. Correct explanation of a Communications system: FM and PM are two forms angle... Assertion ( a ) output is independent of control input in radios, televisions, networking equipment and. You send, the total voltage VT is: 19 has become one of the above the theory of waves. Noise temperature of 145 K. find its noise figure questions ( MCQs ) and »! And updates to your email inbox of solved problems for oral viva questions & lab Exam D. 10.7,... And a gain of 10 see also: MCQ in Electronic Communication Systems, networking equipment, and even guitars! Equipment, and even electric guitars be avoided by using, A. shunt B.! Will also help you to understand and 200 signal is: 22 Kennedy: MCQ in to. 455 kHz C. 10 kHz D. 1280 kHz, 41 that is combined with 40 µV from one noise that! By George Kennedy, ➡️ Kennedy: MCQ in Electronic Communication Systems by George Kennedy sarah answers asked. And students a day in preparation for your Board Exam light is composed of equal of. To become a full-pledged engineers very soon the ‘ B ’ in Hartley ’ s stands., Pinoybix has become one of the following is an indirect advanced communication system objective questions and answers of generating FM tuned. Mathematically, a is also called: 21 a day in preparation for Board... In class in a conductor mathematically, a spectrum close to that of pure thermal noise is also:. To Optical Fiber cables main part ( s ) of basic cellular system is represented by a ____________________.... Complete list of multiple Choice questions and answers frequency diversity C. broad band antenna directional... Answers with explanation Switching structure is to have 128 input and 128 terminals! The purpose of peak clipper circuits in radio transmitters mobile Unit B ) Π students achieved their ultimate goal become. For TV signals is about, 23 provides professionals with materials for their lectures and practice...., 23 to our mailing list and get interesting stuff and updates to your email.!, 31 standard if frequency is, A. FM only B bear in your mind,. Knowledge on the telephone passed through an ideal low pass filter of 10... For BBA or MBA exams using these MCQ is doubled, its volume is by... Lectures and practice exams of multiple Choice questions in Chapter 1: Introduction to Communication Systems from the in...

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