Elements Of Remote Sensing Coherence of two electromagnetic waves takes place if their phase difference is: Constant in time and space Constant in space Constant in time None of these Constant in time and space Constant in space Constant in time None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A perfectly black body: 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 Absorbs all the radiations of every wave lengths 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 The details towards the edge of the scan get compressed The off-nadir resolution is degraded All of these The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir The details towards the edge of the scan get compressed The off-nadir resolution is degraded All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following quantities forms the basis of radiometry? Radiant intensity (I) Radiant energy (Q) All of these Radiant flux (φ) Radiant intensity (I) Radiant energy (Q) All of these Radiant flux (φ) ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Spatial variation Temporal variation Spectral variation None of these Spatial variation Temporal variation Spectral variation None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A reduction of nitrogen nutrient in plants: Reduces pigment concentration Increase the visible reflectivity Affects leaf color All of these Reduces pigment concentration Increase the visible reflectivity Affects leaf color All of these ANSWER DOWNLOAD EXAMIANS APP
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