Elements Of Remote Sensing The remote sensing techniques applied for the earth's surface features, is generally confined to the following wave lengths: 4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm All of these 0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm 2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm 4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm All of these 0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm 2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm 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? 2, 3 1, 2 1, 3 1, 2, 3 2, 3 1, 2 1, 3 1, 2, 3 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following frequency regions is a part of sun's radiation? Radio frequency region Infrared frequency region All of these Ultraviolet frequency region Radio frequency region Infrared frequency region All of these Ultraviolet frequency region ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The optical property of a water body depends on: Absorption by the dissolved material Absorption by the suspended particulate matter Scattering by the suspended particulate matter All of these Absorption by the dissolved material Absorption by the suspended particulate matter Scattering by the suspended particulate matter All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following parameters is accurate for DGPS? Positional accuracies ~ 5 - 10 m if rover is less than 25 km Positional accuracies ~ 5 - 10 m if rover is less than 5-10 km from reference station Positional accuracies ~ 1 - 2 m if rover is less than 1-2 km from the reference station Positional accuracies ~ 2 - 5 m if rover is less than 2-5 km from the reference station Positional accuracies ~ 5 - 10 m if rover is less than 25 km Positional accuracies ~ 5 - 10 m if rover is less than 5-10 km from reference station Positional accuracies ~ 1 - 2 m if rover is less than 1-2 km from the reference station Positional accuracies ~ 2 - 5 m if rover is less than 2-5 km from the reference station ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing If θ is the angle of scan measured from the nadir, the ground distance swept by the sensor IFOV is proportional to: sin²θ tan²θ cos²θ sec²θ sin²θ tan²θ cos²θ sec²θ ANSWER DOWNLOAD EXAMIANS APP
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