Elements Of Remote Sensing The reflectance from a surface is called specular reflection if it follows: Snell’s law Planktan All of these Lambert Snell’s law Planktan All of these Lambert 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 = 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 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, 3 1, 2 1, 3 2, 3 1, 2, 3 1, 2 1, 3 2, 3 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Geodimeter is based on: High frequency radio waves Propagation of infrared radiation The visible light as carrier with frequency of the order of 5 × 1014 Hz Propagation of modulated light waves High frequency radio waves Propagation of infrared radiation The visible light as carrier with frequency of the order of 5 × 1014 Hz Propagation of modulated light waves ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing While propagating through homogeneous, isotropic media, Neither (A) nor (B) Both (A) and (B) Both the fields are at right angles to the direction of propagation Directions of both the fields are orthogonal Neither (A) nor (B) Both (A) and (B) Both the fields are at right angles to the direction of propagation Directions of both the fields are orthogonal ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called: Passive sensors Sensors Active sensors None of these Passive sensors Sensors Active sensors None of these ANSWER DOWNLOAD EXAMIANS APP
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