Communication Systems In TV systems, equalising pulses are sent during Horizontal retrace Horizontal blanking Serrations Vertical blanking Horizontal retrace Horizontal blanking Serrations Vertical blanking ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The disadvantage of FM over AM is that High output power is needed Large bandwidth is required Noise is very high for high frequency High modulating power is needed High output power is needed Large bandwidth is required Noise is very high for high frequency High modulating power is needed 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 Commercial Frequency deviation of FM is 65 kHz 70 kHz 75 kHz 80 kHz 65 kHz 70 kHz 75 kHz 80 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For a plate-modulated class C amplifier the plate supply voltage is E. The maximum plate cathode voltage could be almost high as 3E 4E 2E 6E 3E 4E 2E 6E ANSWER DOWNLOAD EXAMIANS APP
Communication Systems It is found that a ship to ship communication suffers from fading. This can be avoided by using Broad band antenna Space diversity Frequency diversity Directional antenna Broad band antenna Space diversity Frequency diversity Directional antenna ANSWER DOWNLOAD EXAMIANS APP
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