Elements Of Remote Sensing The reflectance from a surface is called specular reflection if it follows: All of these Lambert Planktan Snell’s law All of these Lambert Planktan Snell’s law ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following helps to identify the objects on the earth surface? None of these Radiometric error Atmospheric window Signature None of these Radiometric error Atmospheric window Signature ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing 'A time varying electric field produces a magnetic field.' This phenomenon is called: Ampere Maxwell's law Hertz's law Faraday's law Kirchoff’s law Ampere Maxwell's law Hertz's law Faraday's law Kirchoff’s law ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The coherence length over which there is a strong relationship between amplitudes is; Inversely proportional to the bandwidth None of these Directly proportional to the bandwidth The square of the bandwidth Inversely proportional to the bandwidth None of these Directly proportional to the bandwidth The square of the bandwidth 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 refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Neither (A) nor (B) Both (A) and (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 Neither (A) nor (B) Both (A) and (B) The angle of incidence is equal to the angle of refraction ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Pick up the important characteristic of a target which facilitates its identification from the following: Spectral variation All of these Temporal variation Spatial variation Spectral variation All of these Temporal variation Spatial variation ANSWER DOWNLOAD EXAMIANS APP
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