Microwave Communication What ferrite device can be used instead of duplexer of isolate microwave transmitter and receiver when both are connected to the same antenna? Simplex Isolator Circulator Magnetron Simplex Isolator Circulator Magnetron ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The resonant frequency of a cavity resonator depends upon Its physical dimensions The mode of operation Its electrical dimensions The capacitor which tunes it Its physical dimensions The mode of operation Its electrical dimensions The capacitor which tunes it ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A Class-S Emergency Position-Indicating Radio Beacon (E.P.I.R.B) All of these Must be capable of floating or being secured to a survival Must have its battery replaced after emergency use May be tested during the first five minutes of any hour All of these Must be capable of floating or being secured to a survival Must have its battery replaced after emergency use May be tested during the first five minutes of any hour ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Rainfall is an important factor for fading of radio waves at frequencies above 100 MHz 1 GHz 100 GHz 10 GHz 100 MHz 1 GHz 100 GHz 10 GHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the following permits a microwave signal to travel in one direction with virtually no loss, but severely attenuates any signal attempting to travel in the reverse direction? Circulator Tunnel diode Wave trap Isolator Circulator Tunnel diode Wave trap Isolator ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the following is used as an oscillator device in the SHF band? Both B and C Klystron tube Thyratron tube Tunnel diode Both B and C Klystron tube Thyratron tube Tunnel diode ANSWER DOWNLOAD EXAMIANS APP
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