Communication Systems Full duplex operation permits transmission in both directions at the same time. True False True False ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Fourier analysis indicate that a square wave can be represented as A fundamental sine wave and even harmonics A fundamental sine wave and harmonics Fundamental and subharmonic sine waves A fundamental sine wave and odd harmonics A fundamental sine wave and even harmonics A fundamental sine wave and harmonics Fundamental and subharmonic sine waves A fundamental sine wave and odd harmonics ANSWER DOWNLOAD EXAMIANS APP
Communication Systems One of the advantages of base modulation over collector modulation of a transistor class C amplifier is Better linearity The lower modulating power requirement Improved efficiency High power output per transistor Better linearity The lower modulating power requirement Improved efficiency High power output per transistor ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The frequency range of 300 kHz to 3000 kHz is known as High frequency Very high frequency Medium frequency Low frequency High frequency Very high frequency Medium frequency Low frequency ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which of the following does not cause losses in optical fibre cables? Impurities Attenuation in glass Microbending Stepped index operation Impurities Attenuation in glass Microbending Stepped index operation ANSWER DOWNLOAD EXAMIANS APP
Communication Systems An FM radio receiver which is tuned to a 91.6 MHz broadcast station may receive an image frequency of __________ MHz. 70.2 113 102.3 80.9 70.2 113 102.3 80.9 ANSWER DOWNLOAD EXAMIANS APP
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