Elements Of Remote Sensing Electromagnetic radiation: All of these Is capable to travel across space Produces a time varying magnetic field and vice versa Once generated, remains self-propagating All of these Is capable to travel across space Produces a time varying magnetic field and vice versa Once generated, remains self-propagating 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 = 1/λv C = v + λ C = vλ C = λ/v C = 1/λv C = v + λ C = vλ C = λ/v ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height h = (B/H) dp h = dp/(B/H) h = dp/(H/B) h = (H/B) dp h = (B/H) dp h = dp/(B/H) h = dp/(H/B) h = (H/B) dp ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following quantities forms the basis of radiometry? All of these Radiant intensity (I) Radiant energy (Q) Radiant flux (φ) All of these Radiant intensity (I) Radiant energy (Q) Radiant flux (φ) 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? 1, 2, 3 1, 2 2, 3 1, 3 1, 2, 3 1, 2 2, 3 1, 3 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Spatial variation None of these Spectral variation Temporal variation Spatial variation None of these Spectral variation Temporal variation ANSWER DOWNLOAD EXAMIANS APP