Elements Of Remote Sensing The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called: Sensors Passive sensors None of these Active sensors Sensors Passive sensors None of these Active sensors ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Spectral variation None of these Spatial variation Temporal variation Spectral variation None of these Spatial variation Temporal variation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Who coined the term, ‘Remote sensing’. Wilbur Wright, an Italian scientist Evelyn L. Pruitt, a geographer None of these Gaspard Felix Tournachon, a French scientist Wilbur Wright, an Italian scientist Evelyn L. Pruitt, a geographer None of these Gaspard Felix Tournachon, a French scientist ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing In case of reflection and refraction of electromagnetic radiation, All listed here Angle of incidence = angle of reflection Angle of incidence = angle of refraction Angle of refraction = sum of the angles of incidence and refraction All listed here Angle of incidence = angle of reflection Angle of incidence = angle of refraction Angle of refraction = sum of the angles of incidence and refraction ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following frequency regions is a part of sun's radiation? Radio frequency region Ultraviolet frequency region Infrared frequency region All of these Radio frequency region Ultraviolet frequency region Infrared frequency region All of these ANSWER DOWNLOAD EXAMIANS APP
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 Near-IR (0.7 - 1.3 μm) region None of these Short wave-IR (1.3 - 2.7 μm) region Visible (0.4 - 0.7 μm) region Near-IR (0.7 - 1.3 μm) region None of these Short wave-IR (1.3 - 2.7 μm) region ANSWER DOWNLOAD EXAMIANS APP
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