Elements Of Remote Sensing A passive sensor uses: Flash light as a source of energy Sun as the source of energy None of these Its own source of energy Flash light as a source of energy Sun as the source of energy None of these Its own source of energy ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statements regarding remote sensing is correct? The emission of electromagnetic radiation from the target Both (A) and (B) The interaction of the electromagnetic radiation with the target Neither (A) nor (B) The emission of electromagnetic radiation from the target Both (A) and (B) The interaction of the electromagnetic radiation with the target Neither (A) nor (B) ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The altitudinal distance of a geostationary satellite from the earth is about: 26,000 km 44,000 km 30,000 km 36,000 km 26,000 km 44,000 km 30,000 km 36,000 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following helps to identify the objects on the earth surface? Atmospheric window Radiometric error Signature None of these Atmospheric window Radiometric error Signature None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n₁) on another medium (refractive index m₂); Both (A) and (B) Neither (A) nor (B) The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi The angle of incidence is equal to the angle of refraction Both (A) and (B) Neither (A) nor (B) The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi The angle of incidence is equal to the angle of refraction ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The value of energy quantum for radiation of any frequency is proportional to: The reciprocal of the energy The square of the frequency The frequency The square root of the frequency The reciprocal of the energy The square of the frequency The frequency The square root of the frequency ANSWER DOWNLOAD EXAMIANS APP
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