Microwave Communication What do you call an attenuation that occurs over many different wavelengths of the carrier? Rician fading Slow fading Wavelength fading Rayleigh fading Rician fading Slow fading Wavelength fading Rayleigh fading ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The aquadag coating on the inside of PPI tube is used All of these As a second anode and to prevent the build-up of secondary field To focus the beam of primary electrons To shield the electron beam from unidirectional magnetic All of these As a second anode and to prevent the build-up of secondary field To focus the beam of primary electrons To shield the electron beam from unidirectional magnetic ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The main frequency determining element of a klystron is The repeller voltage Its mode of operation The accelerating voltage Its resonant cavity The repeller voltage Its mode of operation The accelerating voltage Its resonant cavity ANSWER DOWNLOAD EXAMIANS APP
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 mode π/4 mode 2π mode π/2 mode π mode π/4 mode 2π mode π/2 mode ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication As the electron beam moves through a klystron’s intercavity drift space Frequency modulation at the input cavity creates velocity 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 Velocity modulation at the input cavity creates density modulation at the output cavity Frequency modulation at the input cavity creates velocity 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 Velocity modulation at the input cavity creates density modulation at the output cavity ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A high-power microwave pulse of the order of megawatts can be generated by a Gunn diode Magnetron Reflex klystron Traveling-wave tube Gunn diode Magnetron Reflex klystron Traveling-wave tube ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS