Microwave Communication If the instantaneous RF potentials on the two sides of a magnetron cavity are of opposite polarity, the operation is in the π/4 mode π/2 mode 2π mode π mode π/4 mode π/2 mode 2π mode π mode ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication What do you call an attenuation that occurs over many different wavelengths of the carrier? Wavelength fading Rician fading Rayleigh fading Slow fading Wavelength fading Rician fading Rayleigh fading Slow fading ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A magnetron is operated at a duty cycle of 0.001. It has a peak power output of 100 kilo-watts. Its average power is 1,000 watts 100 watts 1,000,000 watts 10,000 watts 1,000 watts 100 watts 1,000,000 watts 10,000 watts ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The maximum usable range of the usual radar set (on any particular range setting) is determined by The duty cycle The interval between transmitted pulses The bandwidth of the receiver IF stages The width of the transmitted pulses The duty cycle The interval between transmitted pulses The bandwidth of the receiver IF stages The width of the transmitted pulses ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the reception problems below that is not due to multipath? Rayleigh fading Delayed spreading Random Doppler shift Slow fading Rayleigh fading Delayed spreading Random Doppler shift Slow fading ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A PPI cathode-ray tube as used on a radar set Is used for receiver alignment Indicates both the range and azimuth of a target Is used to check the percentage of modulation Indicates only the range of a target Is used for receiver alignment Indicates both the range and azimuth of a target Is used to check the percentage of modulation Indicates only the range of a target ANSWER DOWNLOAD EXAMIANS APP
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