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 = dp/(H/B) h = (B/H) dp h = (H/B) dp h = dp/(B/H) h = dp/(H/B) h = (B/H) dp h = (H/B) dp ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The remote sensing techniques applied for the earth's surface features, is generally confined to the following wave lengths: All of these 4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm 0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm 2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm All of these 4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm 0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm 2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n₁) on another medium (refractive index m₂); The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Neither (A) nor (B) Both (A) and (B) The angle of incidence is equal to the angle of refraction The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Neither (A) nor (B) Both (A) and (B) The angle of incidence is equal to the angle of refraction ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Sensor IFOV is proportional to: sec² cos² tan² sin² sec² cos² tan² sin² 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 All of these Spectral variation Spatial variation Temporal variation All of these Spectral variation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The basic requirement of any sensor system is: All of these Spatial resolution Radiometric resolution Spectral resolution All of these Spatial resolution Radiometric resolution Spectral resolution ANSWER DOWNLOAD EXAMIANS APP