Communication Systems A modem is classified as low speed if data rate handled is Upto 400 bps Upto 100 bps Upto 600 bps Upto 250 bps Upto 400 bps Upto 100 bps Upto 600 bps Upto 250 bps ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The colour of an object is decided by The reflected colour The wavelength transmitted through it None of these Reflected colour for opaque object and wavelength transmitted through it for transparent objects The reflected colour The wavelength transmitted through it None of these Reflected colour for opaque object and wavelength transmitted through it for transparent objects ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which of the following does not cause losses in optical fibre cables? Impurities Attenuation in glass Stepped index operation Microbending Impurities Attenuation in glass Stepped index operation Microbending ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For attenuation of high frequencies we should use Resistance Shunt capacitance Series capacitance Inductance Resistance Shunt capacitance Series capacitance Inductance ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Full duplex operation permits transmission in both directions at the same time. False True False True ANSWER DOWNLOAD EXAMIANS APP
Communication Systems As per Shannon-Hartley theorem, a noise less Gaussian channel has Small capacity None of these Infinite capacity Zero capacity Small capacity None of these Infinite capacity Zero capacity ANSWER DOWNLOAD EXAMIANS APP
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