Microwave Communication Coupling into and out of a traveling-wave tube can be accompanied by a Waveguide match All of these Cavity match Direct coax-helix match Waveguide match All of these Cavity match Direct coax-helix match ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Rainfall is an important factor for fading of radio waves at frequencies above 100 GHz 10 GHz 100 MHz 1 GHz 100 GHz 10 GHz 100 MHz 1 GHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the following is used as an oscillator device in the SHF band? Thyratron tube Tunnel diode Both B and C Klystron tube Thyratron tube Tunnel diode Both B and C Klystron tube 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 Bunching would occur earlier in time The frequency will decrease Output power would increase Oscillation will cease Bunching would occur earlier in time The frequency will decrease Output power would increase Oscillation will cease 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? Simplex Magnetron Circulator Isolator Simplex Magnetron Circulator Isolator ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Calculate the effective earth’s radius if the surface refractivity is 301. 8493 mmi 8493 km 6370 km 6370 mi 8493 mmi 8493 km 6370 km 6370 mi ANSWER DOWNLOAD EXAMIANS APP
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