Microwave Communication Which causes multipath or frequency selective fading? Small reflector Further reflector Nearer reflector Large reflector Small reflector Further reflector Nearer reflector Large reflector ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication When used in conjunction with a radar set, the purpose of an echo box is to provide an artificial target. Which may be used to tune the radar synchronizer Which may be used to tune the radar receiver Tune the magnetron to the correct frequency To the tone of the pulse repetition Which may be used to tune the radar synchronizer Which may be used to tune the radar receiver Tune the magnetron to the correct frequency To the tone of the pulse repetition ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication If k-factor is greater than 1, the array beam is bent Towards the outer space Away from the earth Towards the ionosphere, Towards the earth Towards the outer space Away from the earth Towards the ionosphere, Towards the earth ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication In a pulsed radar set, the STC circuit is used to Increases receiver sensitivity for echoes from targets Vary the pulse frequency in order to control the maximum target Reduce interference from the effects of sea return Improve the target bearing resolution Increases receiver sensitivity for echoes from targets Vary the pulse frequency in order to control the maximum target Reduce interference from the effects of sea return Improve the target bearing resolution 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 No noticeable effect A reduction in horizontal resolution A decrease in range A decrease in gain No noticeable effect A reduction in horizontal resolution A decrease in range A decrease in gain ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Rainfall is an important factor for fading of radio waves at frequencies above 1 GHz 100 MHz 10 GHz 100 GHz 1 GHz 100 MHz 10 GHz 100 GHz ANSWER DOWNLOAD EXAMIANS APP
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