Communication Systems A zero mean white Gaussian noise is passed through an ideal low pass filter of bandwidth 10 kHz. The output of the samples so obtained would be Correlated Uncorrelated Statistically independent Orthogonal Correlated Uncorrelated Statistically independent Orthogonal ANSWER DOWNLOAD EXAMIANS APP
Communication Systems It is found that a ship to ship communication suffers from fading. This can be avoided by using Frequency diversity Directional antenna Broad band antenna Space diversity Frequency diversity Directional antenna Broad band antenna Space diversity ANSWER DOWNLOAD EXAMIANS APP
Communication Systems To eliminate ghosts in the picture Connect a booster Twist the transmission line Use a longer transmission line Change the antenna orientation of location Connect a booster Twist the transmission line Use a longer transmission line Change the antenna orientation of location 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. A is correct but R is wrong A is wrong but R is correct Both A and R are correct but R is not correct explanation of A Both A and R are correct and R is correct explanation of A A is correct but R is wrong A is wrong but R is correct Both A and R are correct but R is not correct explanation of A Both A and R are correct and R is correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In Pulse Code Modulation system Quantising noise can be reduced by decreasing the number of standard levels Quantising noise can be overcome by companding Large bandwidth is required Suffers from the disadvantage of its incompatibly with TDM Quantising noise can be reduced by decreasing the number of standard levels Quantising noise can be overcome by companding Large bandwidth is required Suffers from the disadvantage of its incompatibly with TDM ANSWER DOWNLOAD EXAMIANS APP
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
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