Communication Systems A telephone channel requires a bandwidth of about 10 kHz 50 kHz 1 kHz 3 kHz 10 kHz 50 kHz 1 kHz 3 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Full duplex operation permits transmission in both directions at the same time. True False True False ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In a TV receiver antenna the length of reflector rod Is less than that of dipole May be equal, more or less than that of dipole Is more than that of dipole Is the same as that of dipole Is less than that of dipole May be equal, more or less than that of dipole Is more than that of dipole Is the same as that of dipole ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Under ordinary circumstances, impulse noise can be reduced in Both AM and FM None of these AM only FM only Both AM and FM None of these AM only FM only ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The colour of an object is decided by 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 The reflected colour None of these The wavelength transmitted through it ANSWER DOWNLOAD EXAMIANS APP
Communication Systems One of the advantages of base modulation over collector modulation of a transistor class C amplifier is The lower modulating power requirement High power output per transistor Better linearity Improved efficiency The lower modulating power requirement High power output per transistor Better linearity Improved efficiency ANSWER DOWNLOAD EXAMIANS APP