Elements Of Remote Sensing Which one of the following relationship between the wave length (λ), and frequency and the speed (C) of the electromagnetic wave is correct? C = λ/v C = vλ C = v + λ C = 1/λv C = λ/v C = vλ C = v + λ C = 1/λv ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Spatial variation Temporal variation Spectral variation None of these Spatial variation Temporal variation Spectral variation None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The value of energy quantum for radiation of any frequency is proportional to: The square root of the frequency The frequency The reciprocal of the energy The square of the frequency The square root of the frequency The frequency The reciprocal of the energy The square of the frequency ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A passive sensor uses: Sun as the source of energy Flash light as a source of energy Its own source of energy None of these Sun as the source of energy Flash light as a source of energy Its own source of energy None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following factors does not affect the scale of the air photographs? Focal length Flying height Ground elevation None of these Focal length Flying height Ground elevation None of these 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: Visible (0.4 - 0.7 μm) region Short wave-IR (1.3 - 2.7 μm) region Near-IR (0.7 - 1.3 μm) region None of these Visible (0.4 - 0.7 μm) region Short wave-IR (1.3 - 2.7 μm) region Near-IR (0.7 - 1.3 μm) region None of these ANSWER DOWNLOAD EXAMIANS APP