Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Spectral variation Temporal variation Spatial variation None of these Spectral variation Temporal variation Spatial variation None of these ANSWER DOWNLOAD EXAMIANS APP
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 = v + λ C = 1/λv C = vλ C = λ/v C = v + λ C = 1/λv C = vλ C = λ/v ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The reflectance from a surface is called specular reflection if it follows: Planktan All of these Lambert Snell’s law Planktan All of these Lambert Snell’s law 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 space 2. During successive across-track imaging, the earth rotates beneath the sensor 3. The satellite images a skewed areaWhich one of the following statements is/are correct? 2, 3 1, 3 1, 2, 3 1, 2 2, 3 1, 3 1, 2, 3 1, 2 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The coherence length over which there is a strong relationship between amplitudes is; The square of the bandwidth Directly proportional to the bandwidth Inversely proportional to the bandwidth None of these The square of the bandwidth Directly proportional to the bandwidth Inversely proportional to the bandwidth None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Earth observations from a satellite platform provide: Repetitive observations of the same area with intervals of a few minutes to a few weeks Synoptic view of a large area All of these Constant solar zenith angles and similar illumination conditions Repetitive observations of the same area with intervals of a few minutes to a few weeks Synoptic view of a large area All of these Constant solar zenith angles and similar illumination conditions ANSWER DOWNLOAD EXAMIANS APP
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