Microwave Communication Calculate the effective earth’s radius if the surface refractivity is 301. 8493 mmi 6370 km 6370 mi 8493 km 8493 mmi 6370 km 6370 mi 8493 km ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Theoretically electromagnetic radiation field strength varies in inverse proportion to the square of the distance, but when atmospheric attenuation effects and the absorption of the terrain are taken into account the attenuation can be as high as the inverse ___________ power of the distance. Fourth Fifth Third Sixth Fourth Fifth Third Sixth ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication If k-factor is greater than 1, the array beam is bent Towards the outer space Away from the earth Towards the ionosphere, Towards the earth Towards the outer space Away from the earth Towards the ionosphere, Towards the earth ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Klystron oscillators are most often used in the frequency range of 30 to 30000 MHz 300 to 3000 MHz 3000 to 30000 MHz 10 to 10000 MHz 30 to 30000 MHz 300 to 3000 MHz 3000 to 30000 MHz 10 to 10000 MHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A Class-S Emergency Position-Indicating Radio Beacon (E.P.I.R.B) All of these Must be capable of floating or being secured to a survival Must have its battery replaced after emergency use May be tested during the first five minutes of any hour All of these Must be capable of floating or being secured to a survival Must have its battery replaced after emergency use May be tested during the first five minutes of any hour ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the reception problems below that is not due to multipath? Delayed spreading Slow fading Random Doppler shift Rayleigh fading Delayed spreading Slow fading Random Doppler shift Rayleigh fading ANSWER DOWNLOAD EXAMIANS APP