Communication Systems In TV systems, equalising pulses are sent during Horizontal blanking Vertical blanking Horizontal retrace Serrations Horizontal blanking Vertical blanking Horizontal retrace Serrations ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In a FM receiver, amplitude limiter Amplifiers low frequency signals None of these Eliminates any change in amplitude of received FM signals Reduces the amplitude of signals Amplifiers low frequency signals None of these Eliminates any change in amplitude of received FM signals Reduces the amplitude of signals ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In practical commercial FM system, channel bandwidth is 88 MHz 108 MHz 150 kHz 100 kHz 88 MHz 108 MHz 150 kHz 100 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The colour of an object is decided by The reflected colour The wavelength transmitted through it Reflected colour for opaque object and wavelength transmitted through it for transparent objects None of these The reflected colour The wavelength transmitted through it Reflected colour for opaque object and wavelength transmitted through it for transparent objects None of these ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For AM receivers the standard IF frequency is 10.7 MHz 455 kHz 1.07 MHz 106 kHz 10.7 MHz 455 kHz 1.07 MHz 106 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A telephone channel requires a bandwidth of about 3 kHz 1 kHz 50 kHz 10 kHz 3 kHz 1 kHz 50 kHz 10 kHz ANSWER DOWNLOAD EXAMIANS APP
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