Elements Of Remote Sensing The refractive index of the ocean water: Decreases with temperature Increases with salinity Decreases with salinity Increases with temperature Decreases with temperature Increases with salinity Decreases with salinity Increases with temperature ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Spatial variation Temporal variation None of these Spectral variation Spatial variation Temporal variation None of these Spectral variation 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/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 Which one of the following relationship between the wave length (λ), and frequency and the speed (C) of the electromagnetic wave is correct? C = v + λ C = 1/λv C = λ/v C = vλ C = v + λ C = 1/λv C = λ/v C = vλ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The ratio of the total solar radiant energy returned by a planetary body to the total radiant energy incident on the body, the called: Reflectance None of these Reflectance factor Albedo Reflectance None of these Reflectance factor Albedo ANSWER DOWNLOAD EXAMIANS APP
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