Microwave Communication The maximum usable range of the usual radar set (on any particular range setting) is determined by The duty cycle The bandwidth of the receiver IF stages The width of the transmitted pulses The interval between transmitted pulses The duty cycle The bandwidth of the receiver IF stages The width of the transmitted pulses The interval between transmitted pulses ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The aquadag coating on the inside of PPI tube is used All of these To shield the electron beam from unidirectional magnetic To focus the beam of primary electrons As a second anode and to prevent the build-up of secondary field All of these To shield the electron beam from unidirectional magnetic To focus the beam of primary electrons As a second anode and to prevent the build-up of secondary field ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the following permits a microwave signal to travel in one direction with virtually no loss, but severely attenuates any signal attempting to travel in the reverse direction? Circulator Isolator Tunnel diode Wave trap Circulator Isolator Tunnel diode Wave trap ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Klystron oscillators are most often used in the frequency range of 3000 to 30000 MHz 30 to 30000 MHz 10 to 10000 MHz 300 to 3000 MHz 3000 to 30000 MHz 30 to 30000 MHz 10 to 10000 MHz 300 to 3000 MHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication To achieve good bearing resolution when using a pulsed-radar set, an important requirement is 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 A low repetition rate A narrow, antenna-beam width in the vertical plane ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The cavity resonator Has a low Q factor for narrow operation. Is equivalent to an LC resonant circuit Produces a frequency which is independent of the cavity size. In a reflect klystron has its output taken from the reflector plate Has a low Q factor for narrow operation. Is equivalent to an LC resonant circuit Produces a frequency which is independent of the cavity size. In a reflect klystron has its output taken from the reflector plate ANSWER DOWNLOAD EXAMIANS APP
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