Communication Systems A modem is classified as low speed if data rate handled is Upto 400 bps Upto 600 bps Upto 250 bps Upto 100 bps Upto 400 bps Upto 600 bps Upto 250 bps Upto 100 bps ANSWER DOWNLOAD EXAMIANS APP
Communication Systems SSB can be generated by Filter method Good attenuation characteristics Phase cancellation method All of these Filter method Good attenuation characteristics Phase cancellation method All of these ANSWER DOWNLOAD EXAMIANS APP
Communication Systems An audio signal (say from 50 Hz to 10000 Hz) is frequency translated by a carrier having a frequency of 106 Hz. The values of initial (without frequency translation) and final (after frequency translation) fractional change in frequency from one band edge to the other are 200 and 100.1 200 and 10.01 200 and 200 200 and 1.01 200 and 100.1 200 and 10.01 200 and 200 200 and 1.01 ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Assertion (A): In FM the frequency of the carrier is varied by the modulating voltageReason (R): FM and PM are two forms of angle modulation. Both A and R are correct and R is correct explanation of A Both A and R are correct but R is not correct explanation of A A is wrong but R is correct A is correct but R is wrong Both A and R are correct and R is correct explanation of A Both A and R are correct but R is not correct explanation of A A is wrong but R is correct A is correct but R is wrong ANSWER DOWNLOAD EXAMIANS APP
Communication Systems As per Shannon-Hartley theorem, a noise less Gaussian channel has Small capacity Infinite capacity None of these Zero capacity Small capacity Infinite capacity None of these Zero capacity 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
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