Microwave Communication If the instantaneous RF potentials on the two sides of a magnetron cavity are of opposite polarity, the operation is in the π mode 2π mode π/2 mode π/4 mode π mode 2π mode π/2 mode π/4 mode ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication What allow microwave to pass in only one direction? Varactor-triac Ferrite emitter Capacitor RF emitter Varactor-triac Ferrite emitter Capacitor RF emitter ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication In a pulsed radar set, the STC circuit is used to Reduce interference from the effects of sea return Vary the pulse frequency in order to control the maximum target Improve the target bearing resolution Increases receiver sensitivity for echoes from targets Reduce interference from the effects of sea return Vary the pulse frequency in order to control the maximum target Improve the target bearing resolution Increases receiver sensitivity for echoes from targets ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A high-power microwave pulse of the order of megawatts can be generated by a Traveling-wave tube Magnetron Gunn diode Reflex klystron Traveling-wave tube Magnetron Gunn diode Reflex klystron ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The main frequency determining element of a klystron is The accelerating voltage Its mode of operation The repeller voltage Its resonant cavity The accelerating voltage Its mode of operation The repeller voltage Its resonant cavity ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Rainfall is an important factor for fading of radio waves at frequencies above 10 GHz 100 MHz 1 GHz 100 GHz 10 GHz 100 MHz 1 GHz 100 GHz ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS