Elements Of Remote Sensing Which one of the following helps to identify the objects on the earth surface? Signature None of these Radiometric error Atmospheric window Signature None of these Radiometric error Atmospheric window ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The infrared portion of EMR lies between 0.7 - 1.3 μm 0.4 - 0.7 μm 0.7 to 14 μm 0.5 mm to 1 μm 0.7 - 1.3 μm 0.4 - 0.7 μm 0.7 to 14 μm 0.5 mm to 1 μm 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: Albedo Reflectance Reflectance factor None of these Albedo Reflectance Reflectance factor None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Critical angle of electromagnetic radiation takes place if Angle of refraction is equal to 90° Angle of incidence is equal to 90° Angle of incidence is equal to angle of refraction Angle of incidence is greater than the angle of refraction Angle of refraction is equal to 90° Angle of incidence is equal to 90° Angle of incidence is equal to angle of refraction Angle of incidence is greater than the angle of refraction ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Due to scan geometry of a satellite sensor: The off-nadir resolution is degraded 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 All of these The off-nadir resolution is degraded 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 All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height h = dp/(B/H) h = (H/B) dp h = dp/(H/B) h = (B/H) dp h = dp/(B/H) h = (H/B) dp h = dp/(H/B) h = (B/H) dp ANSWER DOWNLOAD EXAMIANS APP
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