Communication Systems Which of the following is a digital modulation technique? DM PSK All PCM DM PSK All PCM ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In Pulse Code Modulation system Large bandwidth is required Suffers from the disadvantage of its incompatibly with TDM Quantising noise can be reduced by decreasing the number of standard levels Quantising noise can be overcome by companding Large bandwidth is required Suffers from the disadvantage of its incompatibly with TDM Quantising noise can be reduced by decreasing the number of standard levels Quantising noise can be overcome by companding ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The direction of rotation of a CD is Clockwise or anticlockwise depending on frequency of data stored Clockwise Mostly anticlockwise but some times clockwise Anticlockwise Clockwise or anticlockwise depending on frequency of data stored Clockwise Mostly anticlockwise but some times clockwise Anticlockwise ANSWER DOWNLOAD EXAMIANS APP
Communication Systems If sampling is done at the rate of 10 kHz. The bandwidth required is 10 kHz 1280 kHz 70 kHz 35 kHz 10 kHz 1280 kHz 70 kHz 35 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Under ordinary circumstances, impulse noise can be reduced in FM only Both AM and FM None of these AM only FM only Both AM and FM None of these AM only ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In EM waves, polarization Is caused by reflection Is always vertical in an isotropic medium Is due to transverse nature of waves Results from longitudinal nature of waves Is caused by reflection Is always vertical in an isotropic medium Is due to transverse nature of waves Results from longitudinal nature of waves ANSWER DOWNLOAD EXAMIANS APP
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