Communication Systems As per Shannon-Hartley theorem, a noise less Gaussian channel has Zero capacity None of these Infinite capacity Small capacity Zero capacity None of these Infinite capacity Small capacity ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In EM waves, polarization Is due to transverse nature of waves Is always vertical in an isotropic medium Is caused by reflection Results from longitudinal nature of waves Is due to transverse nature of waves Is always vertical in an isotropic medium Is caused by reflection Results from longitudinal nature of waves ANSWER DOWNLOAD EXAMIANS APP
Communication Systems SSB can be generated by All of these Filter method Phase cancellation method Good attenuation characteristics All of these Filter method Phase cancellation method Good attenuation characteristics ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which of the following is an indirect way of generating FM? Reactance bipolar transistor Reactance FET modulator Varactor diode modulator Armstrong modulator Reactance bipolar transistor Reactance FET modulator Varactor diode modulator Armstrong modulator ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A telephone channel requires a bandwidth of about 10 kHz 3 kHz 1 kHz 50 kHz 10 kHz 3 kHz 1 kHz 50 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems 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 200 and 200 200 and 100.1 200 and 1.01 200 and 10.01 200 and 200 200 and 100.1 200 and 1.01 200 and 10.01 ANSWER DOWNLOAD EXAMIANS APP
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