Microwave Communication Rainfall is an important factor for fading of radio waves at frequencies above 100 GHz 10 GHz 100 MHz 1 GHz 100 GHz 10 GHz 100 MHz 1 GHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Calculate the effective earth’s radius if the surface refractivity is 301. 8493 km 6370 km 8493 mmi 6370 mi 8493 km 6370 km 8493 mmi 6370 mi ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication What allow microwave to pass in only one direction? Varactor-triac Capacitor RF emitter Ferrite emitter Varactor-triac Capacitor RF emitter Ferrite emitter ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A thin layer of dirt and grime coverts the reflecting surface of the parabolic dish of a radar set. The particular effect on the performance of the radar will be A reduction in horizontal resolution No noticeable effect A decrease in range A decrease in gain A reduction in horizontal resolution No noticeable effect A decrease in range A decrease in gain ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication At what position is the input signal inserted into a traveling-wave tube? At the collector At the cathode end of the helix At the control grid of the electron gun At the collector end of the helix At the collector At the cathode end of the helix At the control grid of the electron gun At the collector end of the helix ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The main frequency determining element of a klystron is The repeller voltage The accelerating voltage Its mode of operation Its resonant cavity The repeller voltage The accelerating voltage Its mode of operation Its resonant cavity ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS