Elements Of Remote Sensing Pick up the important characteristic of a target which facilitates its identification from the following: Spectral variation All of these Spatial variation Temporal variation Spectral variation All of these Spatial variation Temporal variation 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 Albedo Reflectance factor None of these Reflectance Albedo Reflectance factor None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The interaction of the electromagnetic radiation produced with a specific wave length to illuminate a target on the terrain for studying its scattered radiance, is called: None of these Active remote sensing Neutral remote sensing Passive remote sensing None of these Active remote sensing Neutral remote sensing Passive remote sensing ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A perfectly black body: Absorbs all the radiations of every wave lengths Emits power of every wave length All listed here Is a diffuse emitter Absorbs all the radiations of every wave lengths Emits power of every wave length All listed here Is a diffuse emitter 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 statement is correct? The radiant energy which falls upon a surface is termed as irradiance All of these The rate of transfer of radiant energy is called flux and is expressed in watts Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation The radiant energy which falls upon a surface is termed as irradiance All of these The rate of transfer of radiant energy is called flux and is expressed in watts Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation ANSWER DOWNLOAD EXAMIANS APP
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