Elements Of Remote Sensing The reflection of solar energy is characterized by the water content in the leaf, in the reflective optical infrared: Visible (0.4 - 0.7 μm) region None of these Near-IR (0.7 - 1.3 μm) region Short wave-IR (1.3 - 2.7 μm) region Visible (0.4 - 0.7 μm) region None of these Near-IR (0.7 - 1.3 μm) region Short wave-IR (1.3 - 2.7 μm) region ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Critical angle of electromagnetic radiation takes place if Angle of incidence is equal to angle of refraction Angle of incidence is equal to 90° Angle of incidence is greater than the angle of refraction Angle of refraction is equal to 90° Angle of incidence is equal to angle of refraction Angle of incidence is equal to 90° Angle of incidence is greater than the angle of refraction Angle of refraction is equal to 90° ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Pick up the important characteristic of a target which facilitates its identification from the following: Spatial variation Temporal variation Spectral variation All of these Spatial variation Temporal variation Spectral variation All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Due to scan geometry of a satellite sensor: The details towards the edge of the scan get compressed 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 off-nadir resolution is degraded The details towards the edge of the scan get compressed 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 off-nadir resolution is degraded 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 = (B/H) dp h = (H/B) dp h = dp/(B/H) h = dp/(H/B) h = (B/H) dp h = (H/B) dp h = dp/(B/H) h = dp/(H/B) 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: Neutral remote sensing Passive remote sensing None of these Active remote sensing Neutral remote sensing Passive remote sensing None of these Active remote sensing ANSWER DOWNLOAD EXAMIANS APP