Communication Systems The disadvantage of FM over AM is that Large bandwidth is required High modulating power is needed High output power is needed Noise is very high for high frequency Large bandwidth is required High modulating power is needed High output power is needed Noise is very high for high frequency ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For a plate-modulated class C amplifier the plate supply voltage is E. The maximum plate cathode voltage could be almost high as 4E 3E 6E 2E 4E 3E 6E 2E ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A woofer should be fed from the input through a Band pass filter Low pass filter Band stop filter High pass filter Band pass filter Low pass filter Band stop filter High pass filter ANSWER DOWNLOAD EXAMIANS APP
Communication Systems PAM stands for Phase Analogue Modulation Pulse Analogue Modulation Pulse Amplitude Modulation Phase Amplitude Modulation Phase Analogue Modulation Pulse Analogue Modulation Pulse Amplitude Modulation Phase Amplitude Modulation ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In EM waves, polarization Results from longitudinal nature of waves Is caused by reflection Is due to transverse nature of waves Is always vertical in an isotropic medium Results from longitudinal nature of waves Is caused by reflection Is due to transverse nature of waves Is always vertical in an isotropic medium ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A buffer amplifier is A cathode follower stage None of these A high gain D.C. amplifier A double-tuned amplifier A cathode follower stage None of these A high gain D.C. amplifier A double-tuned amplifier ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS