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 Statistically independent Correlated Uncorrelated Orthogonal Statistically independent Correlated Uncorrelated Orthogonal ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Skip distance depends on time of day and angle of incidence. True False True False ANSWER DOWNLOAD EXAMIANS APP
Communication Systems VSB modulation is preferred in TV because It avoids phase distortion at low frequencies It results in better reception None of these It reduces the bandwidth requirement to half It avoids phase distortion at low frequencies It results in better reception None of these It reduces the bandwidth requirement to half ANSWER DOWNLOAD EXAMIANS APP
Communication Systems If in a broadcasting studio, a 1000 kHz carrier is modulated by an audio signal of frequency range 100-5000 kHz, the width of channel is __________ kHz. 10 995 5 4.9 10 995 5 4.9 ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For a given carrier wave, maximum undistorted power is transmitted when value of modulation is 0.5 1 0.8 0.5 1 0.8 ANSWER DOWNLOAD EXAMIANS APP
Communication Systems To eliminate ghosts in the picture Change the antenna orientation of location Use a longer transmission line Connect a booster Twist the transmission line Change the antenna orientation of location Use a longer transmission line Connect a booster Twist the transmission line ANSWER DOWNLOAD EXAMIANS APP
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