Toggle navigation
Home
KPSC Previous Question Papers
Article Category
kerala psc
upsc
General
Popular Pages
Multiple Choice Question in engineering-mechanics-kinetics-of-a-particle-impulse-and-momentum
Multiple Choice Question in database-database-redesign
Question Answer in malayalam-kerala-psc-questions
Multiple Choice Question in malayalam-kerala-psc-questions
Multiple Choice Question in current-affairs-2017-03-05
Question Answer in kerala-psc-questions-in-malayalam
Multiple Choice Question in kerala-psc-questions-in-malayalam
Multiple Choice Question in electronics-and-communication-engineering-electronic-devices-and-circuits
Multiple Choice Question in database-sql-for-database-construction-and-application-processing
Multiple Choice Question in 035/2016
Question Answer in Antonyms
Question Answer in KERALA PSC
Multiple Choice Question in KERALA PSC
Question Answer Bank
Multiple Choice Question Bank
Question Answer Category
Multiple Choice Question Category
Home
->
Multiple Choice Questions
Question Set
electronics and communication engineering communication systems
1. On modulating a carrier of frequency fc by an audio signal fs, the following components has resulted: fc, fc + fs and fc - fs What is this type of modulation likely to be?
(A): Amplitude modulation (DSB)
(B): Amplitude modulation or frequency modulation
(C): Frequency modulation only
(D): Single sideband modulation
Previous Question
Show Answer
Next Question
Add Tags
Report Error
Show Marks
Ask Your Doubts Here
Type in
(Press Ctrl+g to toggle between English and the chosen language)
Post reply
Comments
Show Similar Question And Answers
QA->Which is technique used to transmit audio signal in television broadcasts?....
QA->resulted in the Which treaty with English resulted in the loss of the political freedom of Travancore?....
QA->The device used to convert audio frequency signals into sound?....
QA->The piece of hardware that converts your computer’s digital signal to an analog signal that can travel over telephone lines is called a–....
QA->What type of printing uses a plastic or rubber carrier?....
MCQ->On modulating a carrier of frequency fc by an audio signal fs, the following components has resulted: fc, fc + fs and fc - fs What is this type of modulation likely to be?....
MCQ->Assertion (A): In AM the amplitude of carrier is made proportional to the instantaneous amplitude of modulating waveReason (R): In AM, frequency of side band = frequency carrier ± frequency of modulating wave.....
MCQ->Assertion (A): If a carrier is modulated by three sine waves and m1, m2, m3 are the modulation indices, the total modulation index mt is mt = (m12 + m22 + m32)0.5Reason (R): An AM, higher the level of modulation, lower is the audio power required to produce modulation.....
MCQ->An audio signal (say from 50 Hz to 10000 Hz) is frequency translated by a carrier having a frequency of 106 Hz. The values of initial (without frequency translation) and final (after frequency translation) fractional change in frequency from one band edge to the other are....
MCQ->Suppose that the modulating signal is m(t) = 2cos (2p fmt) and the carrier signal is xC(t) = AC cos(2p fct), which one of the following is a conventional AM signal without over modulation?....
×
×
Type The Issue
×
Your Marks
Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use | Powered By:Omega Web Solutions
© 2002-2017 Omega Education PVT LTD...
Privacy
|
Terms And Conditions
Question ANSWER With Solution