Microwave Communication It is possible to increase the maximum range of a radar equipment by Raising the peak power of the transmitter All of these Lowering the pulse frequency Narrowing the beam width and increasing the pulse duration Raising the peak power of the transmitter All of these Lowering the pulse frequency Narrowing the beam width and increasing the pulse duration ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication __________ is the progressive decrease of signal strength with increasing distance. Attenuation Modulation Propagation Radiation Attenuation Modulation Propagation Radiation ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The maximum usable range of the usual radar set (on any particular range setting) is determined by The width of the transmitted pulses The bandwidth of the receiver IF stages The duty cycle The interval between transmitted pulses The width of the transmitted pulses The bandwidth of the receiver IF stages The duty cycle The interval between transmitted pulses ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication What allow microwave to pass in only one direction? Ferrite emitter Varactor-triac Capacitor RF emitter Ferrite emitter Varactor-triac Capacitor RF emitter ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The antenna separations (in meters) required for optimum operation of a space diversity system can be calculated from:where R = effective earth radius (m) and L = path length (m) S = λR/L S = 2λR/L S = λR/RL S = 3λR/L S = λR/L S = 2λR/L S = λR/RL S = 3λR/L ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The resonant frequency of a cavity resonator depends upon The capacitor which tunes it Its physical dimensions Its electrical dimensions The mode of operation The capacitor which tunes it Its physical dimensions Its electrical dimensions The mode of operation ANSWER DOWNLOAD EXAMIANS APP
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