Elements Of Remote Sensing Which one of the following parameters is considered to determine the reflectance of a vegetation canopy? Azimuth angle Solar zenith angle Look angle All of these Azimuth angle Solar zenith angle Look angle All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Due to scan geometry of a satellite sensor: The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir All of these The off-nadir resolution is degraded The details towards the edge of the scan get compressed The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir All of these The off-nadir resolution is degraded The details towards the edge of the scan get compressed ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A passive sensor uses: None of these Its own source of energy Flash light as a source of energy Sun as the source of energy None of these Its own source of energy Flash light as a source of energy Sun as the source of energy ANSWER DOWNLOAD EXAMIANS APP
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/8 cos θ 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 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing In case of reflection and refraction of electromagnetic radiation, Angle of incidence = angle of refraction Angle of incidence = angle of reflection Angle of refraction = sum of the angles of incidence and refraction All listed here Angle of incidence = angle of refraction Angle of incidence = angle of reflection Angle of refraction = sum of the angles of incidence and refraction All listed here ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The reflectance from a surface is called specular reflection if it follows: Planktan All of these Lambert Snell’s law Planktan All of these Lambert Snell’s law ANSWER DOWNLOAD EXAMIANS APP
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