Microwave Communication In a radar-set receiver, the usual mixer stage is A silicon crystal A Rochelle salts crystal And FET A tunnel diode A silicon crystal A Rochelle salts crystal And FET A tunnel diode ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Theoretically electromagnetic radiation field strength varies in inverse proportion to the square of the distance, but when atmospheric attenuation effects and the absorption of the terrain are taken into account the attenuation can be as high as the inverse ___________ power of the distance. Third Fifth Fourth Sixth Third Fifth Fourth Sixth ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which causes multipath or frequency selective fading? Nearer reflector Large reflector Small reflector Further reflector Nearer reflector Large reflector Small reflector Further 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 Tune the magnetron to the correct frequency To the tone of the pulse repetition Which may be used to tune the radar receiver Which may be used to tune the radar synchronizer Tune the magnetron to the correct frequency To the tone of the pulse repetition Which may be used to tune the radar receiver ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A shipboard equipment which measures the distance between the ship’s bottom and the ocean floor. Fathometer SONAR LORAN Echosounder Fathometer SONAR LORAN Echosounder ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The Gunn diode oscillator 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 Depends on the formation of charge domain ANSWER DOWNLOAD EXAMIANS APP
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