Communication Systems PAM stands for Phase Analogue Modulation Pulse Analogue Modulation Phase Amplitude Modulation Pulse Amplitude Modulation Phase Analogue Modulation Pulse Analogue Modulation Phase Amplitude Modulation Pulse Amplitude Modulation ANSWER DOWNLOAD EXAMIANS APP
Communication Systems SSB can be generated by Phase cancellation method Filter method Good attenuation characteristics All of these Phase cancellation method Filter method Good attenuation characteristics All of these ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The characteristic impedance of a twin wire feeder used for TV signals is about 300 ohm 500 ohm 1000 ohm 100 ohm 300 ohm 500 ohm 1000 ohm 100 ohm 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. 10 4.9 995 5 10 4.9 995 5 ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The colour of an object is decided by The reflected colour None of these The wavelength transmitted through it Reflected colour for opaque object and wavelength transmitted through it for transparent objects The reflected colour None of these The wavelength transmitted through it Reflected colour for opaque object and wavelength transmitted through it for transparent objects ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The disadvantage of FM over AM is that High output power is needed Large bandwidth is required High modulating power is needed Noise is very high for high frequency High output power is needed Large bandwidth is required High modulating power is needed Noise is very high for high frequency ANSWER DOWNLOAD EXAMIANS APP
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