Microwave Communication Calculate the effective earth’s radius if the surface refractivity is 301. 8493 km 6370 mi 8493 mmi 6370 km 8493 km 6370 mi 8493 mmi 6370 km ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The cavity resonator In a reflect klystron has its output taken from the reflector plate Produces a frequency which is independent of the cavity size. Is equivalent to an LC resonant circuit Has a low Q factor for narrow operation. In a reflect klystron has its output taken from the reflector plate Produces a frequency which is independent of the cavity size. Is equivalent to an LC resonant circuit Has a low Q factor for narrow operation. ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication In a pulsed radar set, the function of the duplexer is to Allow the transmitter and the receiver to operate from a common antenna Aid in calibrating the display unit Prevent frequency drift in the klystron All of these Allow the transmitter and the receiver to operate from a common antenna Aid in calibrating the display unit Prevent frequency drift in the klystron All of these ANSWER DOWNLOAD EXAMIANS APP
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? Magnetron Isolator Circulator Simplex Magnetron Isolator Circulator Simplex ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Rainfall is an important factor for fading of radio waves at frequencies above 1 GHz 10 GHz 100 MHz 100 GHz 1 GHz 10 GHz 100 MHz 100 GHz 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 Frequency 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 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 Frequency 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 ANSWER DOWNLOAD EXAMIANS APP
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