Microwave Communication It is possible to increase the maximum range of a radar equipment by Narrowing the beam width and increasing the pulse duration Lowering the pulse frequency All of these Raising the peak power of the transmitter Narrowing the beam width and increasing the pulse duration Lowering the pulse frequency All of these Raising the peak power of the transmitter ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the following is used as a high power microwave oscillator? Thyratron Klystron Magnetron Reflex-klystron Thyratron Klystron Magnetron Reflex-klystron ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The frequency of the oscillation generated by a magnetron, is mainly determined by The flux density of the external magnet The number of the cavity resonators The ratio of the dc cathode voltage to the magnetic flux density The dimension of each cavity resonator The flux density of the external magnet The number of the cavity resonators The ratio of the dc cathode voltage to the magnetic flux density The dimension of each cavity resonator ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication As the electron beam moves through a klystron’s intercavity drift space Phase modulation at the input cavity creates velocity modulation at the output cavity. Density modulation at the input cavity creates velocity modulation at the output cavity Velocity modulation at the input cavity creates density modulation at the output cavity Frequency modulation at the input cavity creates velocity modulation at the output cavity Phase modulation at the input cavity creates velocity modulation at the output cavity. Density modulation at the input cavity creates velocity modulation at the output cavity Velocity modulation at the input cavity creates density modulation at the output cavity Frequency modulation at the input cavity creates velocity modulation at the output cavity ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A Class-S Emergency Position-Indicating Radio Beacon (E.P.I.R.B) All of these Must have its battery replaced after emergency use May be tested during the first five minutes of any hour Must be capable of floating or being secured to a survival All of these Must have its battery replaced after emergency use May be tested during the first five minutes of any hour Must be capable of floating or being secured to a survival ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The maximum usable range of the usual radar set (on any particular range setting) is determined by The bandwidth of the receiver IF stages The duty cycle The width of the transmitted pulses The interval between transmitted pulses The bandwidth of the receiver IF stages The duty cycle The width of the transmitted pulses The interval between transmitted pulses ANSWER DOWNLOAD EXAMIANS APP
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