Communication Systems A modem is classified as low speed if data rate handled is Upto 600 bps Upto 400 bps Upto 100 bps Upto 250 bps Upto 600 bps Upto 400 bps Upto 100 bps Upto 250 bps ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Under ordinary circumstances, impulse noise can be reduced in None of these AM only FM only Both AM and FM None of these AM only FM only Both AM and FM 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
Communication Systems FM transmitting and receiving equipment as compared to AM equipment is Costly None of these Cheaper Almost equally costly Costly None of these Cheaper Almost equally costly ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A buffer amplifier is A double-tuned amplifier A high gain D.C. amplifier A cathode follower stage None of these A double-tuned amplifier A high gain D.C. amplifier A cathode follower stage None of these ANSWER DOWNLOAD EXAMIANS APP
Communication Systems VSB modulation is preferred in TV because It results in better reception It avoids phase distortion at low frequencies None of these It reduces the bandwidth requirement to half It results in better reception It avoids phase distortion at low frequencies None of these It reduces the bandwidth requirement to half ANSWER DOWNLOAD EXAMIANS APP
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