Elements Of Remote Sensing A passive sensor uses: None of these Flash light as a source of energy Its own source of energy Sun as the source of energy None of these Flash light as a source of energy Its own source of energy Sun as the source of energy ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing "An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as: Fresnel reflection Snell's law None of these Fresnel refraction Fresnel reflection Snell's law None of these Fresnel refraction 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: Near-IR (0.7 - 1.3 μm) region Visible (0.4 - 0.7 μm) region Short wave-IR (1.3 - 2.7 μm) region None of these Near-IR (0.7 - 1.3 μm) region Visible (0.4 - 0.7 μm) region Short wave-IR (1.3 - 2.7 μm) region None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Pick up the important characteristic of a target which facilitates its identification from the following: All of these Temporal variation Spectral variation Spatial variation All of these Temporal variation Spectral variation Spatial variation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing In case of reflection and refraction of electromagnetic radiation, Angle of incidence = angle of refraction Angle of refraction = sum of the angles of incidence and refraction Angle of incidence = angle of reflection All listed here Angle of incidence = angle of refraction Angle of refraction = sum of the angles of incidence and refraction Angle of incidence = angle of reflection All listed here 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, 3 1, 2, 3 1, 2 2, 3 1, 3 1, 2, 3 1, 2 2, 3 ANSWER DOWNLOAD EXAMIANS APP