Elements Of Remote Sensing A passive sensor uses: Sun as the source of energy None of these Its own source of energy Flash light as a source of energy Sun as the source of energy None of these Its own source of energy Flash light as a source of energy 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); 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) 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 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following factors does not affect the scale of the air photographs? Flying height None of these Focal length Ground elevation Flying height None of these Focal length Ground elevation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing 'A time varying electric field produces a magnetic field.' This phenomenon is called: Hertz's law Faraday's law Ampere Maxwell's law Kirchoff’s law Hertz's law Faraday's law Ampere Maxwell's law Kirchoff’s law ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The maximum sun's radiation occurs around: 0.7 μ wave length None of these 0.4 μm wave length 0.55 μ wave length 0.7 μ wave length None of these 0.4 μm wave length 0.55 μ wave length ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Formation of snow occurs if the cloud temperature is None of these Just above the freezing point Below the freezing point At the freezing point None of these Just above the freezing point Below the freezing point At the freezing point ANSWER DOWNLOAD EXAMIANS APP