Communication Systems Which of the following does not cause losses in optical fibre cables? Stepped index operation Attenuation in glass Microbending Impurities Stepped index operation Attenuation in glass Microbending Impurities ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For telegraphy the most commonly used modulation system is Two tone modulation FSK Single tone modulation PCM Two tone modulation FSK Single tone modulation PCM ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A woofer should be fed from the input through a High pass filter Band pass filter Band stop filter Low pass filter High pass filter Band pass filter Band stop filter Low pass filter 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 If sampling is done at the rate of 10 kHz. The bandwidth required is 70 kHz 1280 kHz 10 kHz 35 kHz 70 kHz 1280 kHz 10 kHz 35 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The direction of rotation of a CD is Anticlockwise Mostly anticlockwise but some times clockwise Clockwise Clockwise or anticlockwise depending on frequency of data stored Anticlockwise Mostly anticlockwise but some times clockwise Clockwise Clockwise or anticlockwise depending on frequency of data stored ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS