Microwave Communication Rainfall is an important factor for fading of radio waves at frequencies above 100 GHz 1 GHz 100 MHz 10 GHz 100 GHz 1 GHz 100 MHz 10 GHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication At what position is the input signal inserted into a traveling-wave tube? At the control grid of the electron gun At the collector end of the helix At the cathode end of the helix At the collector At the control grid of the electron gun At the collector end of the helix At the cathode end of the helix At the collector ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The highest frequency which a conventional vacuum tube oscillator can generate is not limited by the Electron transit time Distributed lead inductance Degree of emission from the cathode Inter-electrode capacitance Electron transit time Distributed lead inductance Degree of emission from the cathode Inter-electrode capacitance ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication What do you call an attenuation that occurs over many different wavelengths of the carrier? Slow fading Rician fading Wavelength fading Rayleigh fading Slow fading Rician fading Wavelength fading Rayleigh fading ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A traveling-wave tube (TWT) amplifies by virtue of The effect of an external magnetic field The absorption of energy by the signal from an electron stream The energy liberated form the collector The energy contained the cavity resonators The effect of an external magnetic field The absorption of energy by the signal from an electron stream The energy liberated form the collector The energy contained the cavity resonators ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication __________ is the progressive decrease of signal strength with increasing distance. Propagation Attenuation Radiation Modulation Propagation Attenuation Radiation Modulation ANSWER DOWNLOAD EXAMIANS APP
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