Elements Of Remote Sensing A passive sensor uses: Sun as the source of energy None of these Flash light as a source of energy Its own source of energy Sun as the source of energy None of these Flash light as a source of energy Its own source of energy ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The code based GPS receivers are generally used for: All of these Vehicle tracking Land navigation Trans movement All of these Vehicle tracking Land navigation Trans movement ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Remote sensing techniques make use of the properties of ___________ emitted, reflected or diffracted by the sensed objects: Electric waves Wind waves Electromagnetic waves Sound waves Electric waves Wind waves Electromagnetic waves Sound waves ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The normal altitude of GPS satellite is about 20,200 km 24,400 km 16,200 km 36,100 km 20,200 km 24,400 km 16,200 km 36,100 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A perfectly black body: Emits power of every wave length Is a diffuse emitter Absorbs all the radiations of every wave lengths All listed here Emits power of every wave length Is a diffuse emitter Absorbs all the radiations of every wave lengths All listed here 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 incidence is equal to the angle of refraction Neither (A) nor (B) The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Both (A) and (B) The angle of incidence is equal to the angle of refraction Neither (A) nor (B) The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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