Microwave Communication In a radar-set receiver, the usual mixer stage is A Rochelle salts crystal A tunnel diode And FET A silicon crystal A Rochelle salts crystal A tunnel diode And FET A silicon crystal ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which causes multipath or frequency selective fading? Small reflector Nearer reflector Large reflector Further reflector Small reflector Nearer reflector Large reflector Further reflector ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The aquadag coating on the inside of PPI tube is used All of these To focus the beam of primary electrons As a second anode and to prevent the build-up of secondary field To shield the electron beam from unidirectional magnetic All of these To focus the beam of primary electrons As a second anode and to prevent the build-up of secondary field To shield the electron beam from unidirectional magnetic ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The main frequency determining element of a klystron is Its mode of operation The accelerating voltage Its resonant cavity The repeller voltage Its mode of operation The accelerating voltage Its resonant cavity The repeller voltage ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication To achieve good bearing resolution when using a pulsed-radar set, an important requirement is A narrow, antenna-beam width in the vertical plane A high duty cycle A low repetition rate A narrow, antenna-beam width in the horizontal plane A narrow, antenna-beam width in the vertical plane A high duty cycle A low repetition rate A narrow, antenna-beam width in the horizontal plane ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A reflex klystron is oscillating at the frequency of its resonant cavity. If the reflector voltage is made slightly less negative, the Bunching would occur earlier in time Output power would increase The frequency will decrease Oscillation will cease Bunching would occur earlier in time Output power would increase The frequency will decrease Oscillation will cease ANSWER DOWNLOAD EXAMIANS APP
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