Communication Systems Full duplex operation permits transmission in both directions at the same time. True False True False ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The colour of an object is decided by Reflected colour for opaque object and wavelength transmitted through it for transparent objects The wavelength transmitted through it The reflected colour None of these Reflected colour for opaque object and wavelength transmitted through it for transparent objects The wavelength transmitted through it The reflected colour None of these ANSWER DOWNLOAD EXAMIANS APP
Communication Systems As per Shannon-Hartley theorem, a noise less Gaussian channel has None of these Small capacity Infinite capacity Zero capacity None of these Small capacity Infinite capacity Zero capacity ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which one of the following is analog? PWM Differential PCM PCM Delta modulation PWM Differential PCM PCM Delta modulation ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In EM waves, polarization Is caused by reflection Is always vertical in an isotropic medium Results from longitudinal nature of waves Is due to transverse nature of waves Is caused by reflection Is always vertical in an isotropic medium Results from longitudinal nature of waves Is due to transverse nature of waves ANSWER DOWNLOAD EXAMIANS APP
Communication Systems VSB modulation is preferred in TV because It avoids phase distortion at low frequencies None of these It reduces the bandwidth requirement to half It results in better reception It avoids phase distortion at low frequencies None of these It reduces the bandwidth requirement to half It results in better reception ANSWER DOWNLOAD EXAMIANS APP
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