Communication Systems Commercial Frequency deviation of FM is 65 kHz 75 kHz 80 kHz 70 kHz 65 kHz 75 kHz 80 kHz 70 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems SSB can be generated by Good attenuation characteristics Filter method All of these Phase cancellation method Good attenuation characteristics Filter method All of these Phase cancellation method ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In practical commercial FM system, channel bandwidth is 150 kHz 88 MHz 100 kHz 108 MHz 150 kHz 88 MHz 100 kHz 108 MHz 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 For telegraphy the most commonly used modulation system is Single tone modulation PCM Two tone modulation FSK Single tone modulation PCM Two tone modulation FSK ANSWER DOWNLOAD EXAMIANS APP
Communication Systems It is found that a ship to ship communication suffers from fading. This can be avoided by using Directional antenna Space diversity Frequency diversity Broad band antenna Directional antenna Space diversity Frequency diversity Broad band antenna ANSWER DOWNLOAD EXAMIANS APP
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