Communication Systems In TV systems, equalising pulses are sent during Horizontal blanking Serrations Horizontal retrace Vertical blanking Horizontal blanking Serrations Horizontal retrace Vertical blanking ANSWER DOWNLOAD EXAMIANS APP
Communication Systems FM transmitting and receiving equipment as compared to AM equipment is Cheaper Almost equally costly Costly None of these Cheaper Almost equally costly Costly None of these ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A buffer amplifier is A high gain D.C. amplifier None of these A double-tuned amplifier A cathode follower stage A high gain D.C. amplifier None of these A double-tuned amplifier A cathode follower stage ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which one of the following is analog? Differential PCM Delta modulation PCM PWM Differential PCM Delta modulation PCM PWM ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For AM receivers the standard IF frequency is 10.7 MHz 106 kHz 455 kHz 1.07 MHz 10.7 MHz 106 kHz 455 kHz 1.07 MHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For a given carrier wave, maximum undistorted power is transmitted when value of modulation is 0.5 0.8 1 0.5 0.8 1 ANSWER DOWNLOAD EXAMIANS APP
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