Microwave Communication In a pulsed radar set, the function of the duplexer is to Prevent frequency drift in the klystron Aid in calibrating the display unit Allow the transmitter and the receiver to operate from a common antenna All of these Prevent frequency drift in the klystron Aid in calibrating the display unit Allow the transmitter and the receiver to operate from a common antenna All of these ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication __________ is the progressive decrease of signal strength with increasing distance. Modulation Attenuation Radiation Propagation Modulation Attenuation Radiation Propagation 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 Output power would increase Bunching would occur earlier in time Oscillation will cease The frequency will decrease Output power would increase Bunching would occur earlier in time Oscillation will cease The frequency will decrease ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The frequency of the oscillation generated by a magnetron, is mainly determined by The number of the cavity resonators The flux density of the external magnet The ratio of the dc cathode voltage to the magnetic flux density The dimension of each cavity resonator The number of the cavity resonators The flux density of the external magnet The ratio of the dc cathode voltage to the magnetic flux density The dimension of each cavity resonator ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication What allow microwave to pass in only one direction? Varactor-triac Capacitor Ferrite emitter RF emitter Varactor-triac Capacitor Ferrite emitter RF emitter ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A PPI cathode-ray tube as used on a radar set Is used for receiver alignment Is used to check the percentage of modulation Indicates both the range and azimuth of a target Indicates only the range of a target Is used for receiver alignment Is used to check the percentage of modulation Indicates both the range and azimuth of a target Indicates only the range of a target ANSWER DOWNLOAD EXAMIANS APP
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