Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Temporal variation Spatial variation Spectral variation None of these Temporal variation Spatial variation Spectral variation None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing In case of reflection and refraction of electromagnetic radiation, Angle of incidence = angle of refraction Angle of refraction = sum of the angles of incidence and refraction Angle of incidence = angle of reflection All listed here Angle of incidence = angle of refraction Angle of refraction = sum of the angles of incidence and refraction Angle of incidence = angle of reflection All listed here ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Who coined the term, ‘Remote sensing’. Gaspard Felix Tournachon, a French scientist None of these Evelyn L. Pruitt, a geographer Wilbur Wright, an Italian scientist Gaspard Felix Tournachon, a French scientist None of these Evelyn L. Pruitt, a geographer Wilbur Wright, an Italian scientist ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following quantities forms the basis of radiometry? Radiant flux (φ) Radiant energy (Q) Radiant intensity (I) All of these Radiant flux (φ) Radiant energy (Q) Radiant intensity (I) All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing ‘A’ and ‘B’ are two towers of equal height diametrically opposite on either side of the nadir point, at 3 km and 5 km distances. Which one of the following statements is correct? Height displacement of A and B is equal Height displacement of A and B will be towards each other Height displacement of B will be less than that of A Height displacement of A will be less than that of B Height displacement of A and B is equal Height displacement of A and B will be towards each other Height displacement of B will be less than that of A Height displacement of A will be less than that of B 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: 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 4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm All of these 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 4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm All of these ANSWER DOWNLOAD EXAMIANS APP