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: None of these Sensors Active sensors Passive sensors None of these Sensors Active sensors Passive sensors ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Due to perturbation of the orbit, satellite orbit parameters are frequently updated on measurements carried out by its Five ground stations Six ground stations Three ground stations Four ground stations Five ground stations Six ground stations Three ground stations Four ground stations ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following parameters is accurate for DGPS? Positional accuracies ~ 2 - 5 m if rover is less than 2-5 km from the reference station Positional accuracies ~ 1 - 2 m if rover is less than 1-2 km from the reference station Positional accuracies ~ 5 - 10 m if rover is less than 25 km Positional accuracies ~ 5 - 10 m if rover is less than 5-10 km from reference station Positional accuracies ~ 2 - 5 m if rover is less than 2-5 km from the reference station Positional accuracies ~ 1 - 2 m if rover is less than 1-2 km from the reference station Positional accuracies ~ 5 - 10 m if rover is less than 25 km Positional accuracies ~ 5 - 10 m if rover is less than 5-10 km from reference station ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following quantities forms the basis of radiometry? Radiant intensity (I) Radiant energy (Q) All of these Radiant flux (φ) Radiant intensity (I) Radiant energy (Q) All of these Radiant flux (φ) ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A perfectly black body: Is a diffuse emitter Emits power of every wave length All listed here Absorbs all the radiations of every wave lengths Is a diffuse emitter Emits power of every wave length All listed here Absorbs all the radiations of every wave lengths ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing In case of reflection and refraction of electromagnetic radiation, Angle of incidence = angle of refraction All listed here Angle of refraction = sum of the angles of incidence and refraction Angle of incidence = angle of reflection Angle of incidence = angle of refraction All listed here Angle of refraction = sum of the angles of incidence and refraction Angle of incidence = angle of reflection ANSWER DOWNLOAD EXAMIANS APP
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