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 Uncorrelated Statistically independent Correlated Orthogonal Uncorrelated Statistically independent Correlated Orthogonal ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A cordless telephone using separate frequencies for transmission in base and portable units is known as Half duplex arrangement Either A or B Neither A nor B Duplex arrangement Half duplex arrangement Either A or B Neither A nor B Duplex arrangement ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Leak type bias is used in plate modulated class C amplifier to Prevent over modulation Prevent tuned circuit damping Prevent excessive grid current Increase the bandwidth Prevent over modulation Prevent tuned circuit damping Prevent excessive grid current Increase the bandwidth 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 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 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 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 Which of the following is a digital modulation technique? All PCM DM PSK All PCM DM PSK ANSWER DOWNLOAD EXAMIANS APP
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