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 decrease in range A reduction in horizontal resolution No noticeable effect A decrease in gain A decrease in range A reduction in horizontal resolution No noticeable effect A decrease in gain ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The coarse frequency adjustment of a reflex klystron is accomplished by Adjusting the flexible wall of the resonant cavity An adjustment in the synchronizer Varying the repeller voltage The AFC system Adjusting the flexible wall of the resonant cavity An adjustment in the synchronizer Varying the repeller voltage The AFC system ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The Gunn diode oscillator Depends on the formation of charge domain Operates over a positive resistance characteristic Generates frequencies which are below 100 MHz Is capable of generating continuous microwave power of the order of kilowatt Depends on the formation of charge domain Operates over a positive resistance characteristic Generates frequencies which are below 100 MHz Is capable of generating continuous microwave power of the order of kilowatt ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Microwave frequencies are normally regarded as those in the range of 1 to 100 GHz 10 to 1000 GHz 1 to 500 MHz 1000 to 10,000 GHz 1 to 100 GHz 10 to 1000 GHz 1 to 500 MHz 1000 to 10,000 GHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The highest frequency which a conventional vacuum tube oscillator can generate is not limited by the Electron transit time Distributed lead inductance Degree of emission from the cathode Inter-electrode capacitance Electron transit time Distributed lead inductance Degree of emission from the cathode Inter-electrode capacitance ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication It is possible to increase the maximum range of a radar equipment by Narrowing the beam width and increasing the pulse duration All of these Lowering the pulse frequency Raising the peak power of the transmitter Narrowing the beam width and increasing the pulse duration All of these Lowering the pulse frequency Raising the peak power of the transmitter ANSWER DOWNLOAD EXAMIANS APP
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