Microwave Communication Microwave frequencies are normally regarded as those in the range of 1000 to 10,000 GHz 10 to 1000 GHz 1 to 500 MHz 1 to 100 GHz 1000 to 10,000 GHz 10 to 1000 GHz 1 to 500 MHz 1 to 100 GHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A magnetron is operated at a duty cycle of 0.001. It has a peak power output of 100 kilo-watts. Its average power is 1,000,000 watts 100 watts 1,000 watts 10,000 watts 1,000,000 watts 100 watts 1,000 watts 10,000 watts ANSWER DOWNLOAD EXAMIANS APP
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/2 mode π mode 2π mode π/4 mode π/2 mode π mode 2π mode π/4 mode ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication When it is desired that short-range targets be clearly seen on a pulsed-radar set, it is important that the receiver and display system have Low-pass filters A long time constant The restricted high-frequency response The shortest possible time Low-pass filters A long time constant The restricted high-frequency response The shortest possible time ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication To achieve good bearing resolution when using a pulsed-radar set, an important requirement is A low repetition rate A narrow, antenna-beam width in the vertical plane A high duty cycle A narrow, antenna-beam width in the horizontal plane A low repetition rate A narrow, antenna-beam width in the vertical plane A high duty cycle A narrow, antenna-beam width in the horizontal plane 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 Varying the repeller voltage An adjustment in the synchronizer The AFC system Adjusting the flexible wall of the resonant cavity Varying the repeller voltage An adjustment in the synchronizer The AFC system ANSWER DOWNLOAD EXAMIANS APP
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