Satellite Communication What is the delay time for satellite transmission from earth transmitter to earth receiver? 0.5 s 5 ms 1.0 s 0.25 ms 0.5 s 5 ms 1.0 s 0.25 ms ANSWER DOWNLOAD EXAMIANS APP
Satellite Communication What is the local oscillator (mixer) frequency of the satellite with an uplink frequency in GHz band? 4500 MHz 2555 MHz 2225 MHz 3500 MHz 4500 MHz 2555 MHz 2225 MHz 3500 MHz ANSWER DOWNLOAD EXAMIANS APP
Satellite Communication As the height of a satellite orbit gets lower, the speed of the satellite ___________. Increases Decreases None of these Remains the same Increases Decreases None of these Remains the same ANSWER DOWNLOAD EXAMIANS APP
Satellite Communication A satellite cross-link means Satellite-to-satellite link Earth-to-satellite link None of these Satellite-to-earth link Satellite-to-satellite link Earth-to-satellite link None of these Satellite-to-earth link ANSWER DOWNLOAD EXAMIANS APP
Satellite Communication What is a device that detects both vertically and horizontally polarized signals simultaneously? Optoisolator Isomode detector Orthomode transducer Crystal detector Optoisolator Isomode detector Orthomode transducer Crystal detector ANSWER DOWNLOAD EXAMIANS APP
Satellite Communication Most mobile satellite array uses ___________ in transforming 50 to 150 Ω impedance. Quarter-wavelength transformer Stub Microstrip tapers Balun Quarter-wavelength transformer Stub Microstrip tapers Balun ANSWER DOWNLOAD EXAMIANS APP
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