Communication Systems FM transmitting and receiving equipment as compared to AM equipment is Cheaper Almost equally costly None of these Costly Cheaper Almost equally costly None of these Costly ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For attenuation of high frequencies we should use Shunt capacitance Series capacitance Resistance Inductance Shunt capacitance Series capacitance Resistance Inductance ANSWER DOWNLOAD EXAMIANS APP
Communication Systems If in a broadcasting studio, a 1000 kHz carrier is modulated by an audio signal of frequency range 100-5000 kHz, the width of channel is __________ kHz. 5 4.9 10 995 5 4.9 10 995 ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which of the following is an indirect way of generating FM? Armstrong modulator Reactance FET modulator Varactor diode modulator Reactance bipolar transistor Armstrong modulator Reactance FET modulator Varactor diode modulator Reactance bipolar transistor ANSWER DOWNLOAD EXAMIANS APP
Communication Systems DVD uses Laser beam for recording and video head for playback None of these Video head for recording and laser beam for playback Laser beam for both recording and playback Laser beam for recording and video head for playback None of these Video head for recording and laser beam for playback Laser beam for both recording and playback ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The frequency range of 300 kHz to 3000 kHz is known as High frequency Medium frequency Very high frequency Low frequency High frequency Medium frequency Very high frequency Low frequency ANSWER DOWNLOAD EXAMIANS APP
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