Microwave Communication What allow microwave to pass in only one direction? Ferrite emitter RF emitter Varactor-triac Capacitor Ferrite emitter RF emitter Varactor-triac Capacitor 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? Isolator Wave trap Circulator Tunnel diode Isolator Wave trap Circulator Tunnel diode ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication If the duration of the radar transmitted pulse, on a particular range of operation, is increased, the required bandwidth of the receiver’s IF amplifiers May be decreased Must remain as before Must be increased Must be doubled May be decreased Must remain as before Must be increased Must be doubled ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The aquadag coating on the inside of PPI tube is used To focus the beam of primary electrons To shield the electron beam from unidirectional magnetic All of these As a second anode and to prevent the build-up of secondary field To focus the beam of primary electrons To shield the electron beam from unidirectional magnetic All of these As a second anode and to prevent the build-up of secondary field ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the following is used as a high power microwave oscillator? Thyratron Magnetron Reflex-klystron Klystron Thyratron Magnetron Reflex-klystron Klystron ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Klystron oscillators are most often used in the frequency range of 300 to 3000 MHz 30 to 30000 MHz 10 to 10000 MHz 3000 to 30000 MHz 300 to 3000 MHz 30 to 30000 MHz 10 to 10000 MHz 3000 to 30000 MHz ANSWER DOWNLOAD EXAMIANS APP
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