Elements Of Remote Sensing The maximum sun's radiation occurs around: None of these 0.7 μ wave length 0.55 μ wave length 0.4 μm wave length None of these 0.7 μ wave length 0.55 μ wave length 0.4 μm wave length ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The arrangement of terrain features which provides attributes: the shape, size and texture of objects, is called: None of these Spatial variation Spectral variation Temporal variation None of these Spatial variation Spectral variation Temporal variation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing If electric permittivity and magnetic permeability of the medium are respectively ‘ε’ and ‘μ’, then the velocity (Cm) of the electromagnetic wave in the medium is given by: Cm = 1/√8 μ Cm = 5/√εμ Cm = 1/εμ None of these Cm = 1/√8 μ Cm = 5/√εμ Cm = 1/εμ None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A passive sensor uses: None of these Its own source of energy Sun as the source of energy Flash light as a source of energy None of these Its own source of energy Sun as the source of energy Flash light as a source of energy ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Consider the following statements regarding the satellite imaging:1. The satellite orbit is fixed in the inertial space2. During successive across-track imaging, the earth rotates beneath the sensor3. The satellite images a skewed areaWhich one of the following statements is/are correct? 1, 2 2, 3 1, 3 1, 2, 3 1, 2 2, 3 1, 3 1, 2, 3 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Due to scan geometry of a satellite sensor: The details towards the edge of the scan get compressed All of these The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir The off-nadir resolution is degraded The details towards the edge of the scan get compressed All of these The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir The off-nadir resolution is degraded ANSWER DOWNLOAD EXAMIANS APP
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