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 factor None of these Reflectance Albedo Reflectance factor None of these Reflectance ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The altitudinal distance of a geostationary satellite from the earth is about: 44,000 km 26,000 km 36,000 km 30,000 km 44,000 km 26,000 km 36,000 km 30,000 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing If electric permittivity and magnetic permeability of the medium are respectively ‘ε’ and ‘μ’, then the velocity (Cm) of the electromagnetic wave in the medium is given by: None of these Cm = 1/√8 μ Cm = 1/εμ Cm = 5/√εμ None of these Cm = 1/√8 μ Cm = 1/εμ Cm = 5/√εμ 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 2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm 0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm All of these 4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm 2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm 0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm 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/8 cos θ 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 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The optical property of a water body depends on: Absorption by the dissolved material Scattering by the suspended particulate matter All of these Absorption by the suspended particulate matter Absorption by the dissolved material Scattering by the suspended particulate matter All of these Absorption by the suspended particulate matter ANSWER DOWNLOAD EXAMIANS APP