Elements Of Remote Sensing Rayleigh's criteria for a rough surface is: (where letters carry their usual meanings). h = λ/8 cos θ h > λ/Δ cos θ h > λ/8 cos θ h < λ/8 cos θ h = λ/8 cos θ h > λ/Δ cos θ h > λ/8 cos θ h < λ/8 cos θ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called: Sensors None of these Active sensors Passive sensors Sensors None of these Active sensors Passive sensors ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following relationship between the wave length (λ), and frequency and the speed (C) of the electromagnetic wave is correct? C = λ/v C = vλ C = 1/λv C = v + λ C = λ/v C = vλ C = 1/λv C = v + λ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing In case of reflection and refraction of electromagnetic radiation, Angle of incidence = angle of reflection Angle of refraction = sum of the angles of incidence and refraction Angle of incidence = angle of refraction All listed here Angle of incidence = angle of reflection Angle of refraction = sum of the angles of incidence and refraction Angle of incidence = angle of refraction All listed here ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statement is incorrect regarding the electromagnetic radiation? These are produced by the motion of electric charge The oscillation of charged particles sets up changing electric fields None of these The changing electric fields induce the changing magnetic fields in the surrounding medium These are produced by the motion of electric charge The oscillation of charged particles sets up changing electric fields None of these The changing electric fields induce the changing magnetic fields in the surrounding medium ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The code based GPS receivers are generally used for: Land navigation All of these Trans movement Vehicle tracking Land navigation All of these Trans movement Vehicle tracking ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS