Communication Systems Under ordinary circumstances, impulse noise can be reduced in Both AM and FM None of these AM only FM only Both AM and FM None of these AM only FM only ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In Modulation, “carrier” is Voltage with constant frequency, phase or amplitude Speech voltage to be transmitted Voltage for which frequency, phase or amplitude is varied Resultant wave Voltage with constant frequency, phase or amplitude Speech voltage to be transmitted Voltage for which frequency, phase or amplitude is varied Resultant wave ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which one of the following is analog? Delta modulation PWM Differential PCM PCM Delta modulation PWM Differential PCM PCM ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A modem is classified as low speed if data rate handled is Upto 100 bps Upto 600 bps Upto 250 bps Upto 400 bps Upto 100 bps Upto 600 bps Upto 250 bps Upto 400 bps ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which of the following is an indirect way of generating FM? Varactor diode modulator Reactance FET modulator Reactance bipolar transistor Armstrong modulator Varactor diode modulator Reactance FET modulator Reactance bipolar transistor Armstrong modulator ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which of the following is a digital modulation technique? All DM PSK PCM All DM PSK PCM ANSWER DOWNLOAD EXAMIANS APP
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