Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: None of these Temporal variation Spectral variation Spatial variation None of these Temporal variation Spectral variation Spatial variation 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 The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Both (A) and (B) Neither (A) nor (B) The angle of incidence is equal to the angle of refraction The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Both (A) and (B) Neither (A) nor (B) 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: Sound waves Wind waves Electromagnetic waves Electric waves Sound waves Wind waves Electromagnetic waves Electric waves ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The various stages occuring in GPS system are described below:1. Generation of an output to the user2. Detection of the GPS signals3. Processing the data in the built-in-computer4. Decoding the GPS signal.The correct sequence of the stages is: 2, 4, 3, 1 1, 2, 3, 4 3, 1, 2, 4 2, 3, 4, 1 2, 4, 3, 1 1, 2, 3, 4 3, 1, 2, 4 2, 3, 4, 1 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: Short wave-IR (1.3 - 2.7 μm) region None of these Visible (0.4 - 0.7 μm) region Near-IR (0.7 - 1.3 μm) region Short wave-IR (1.3 - 2.7 μm) region None of these Visible (0.4 - 0.7 μm) region Near-IR (0.7 - 1.3 μm) region ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing In the given figure the phase of B crossing is π Trough C is 3π/2 All of these Crest A is π/2 B crossing is π Trough C is 3π/2 All of these Crest A is π/2 ANSWER DOWNLOAD EXAMIANS APP
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