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 DGPS is based on the concept that bias errors in the position of locations in a given local area, are same if their distances are within 25 km 75 km 100 km 50 km 25 km 75 km 100 km 50 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The entire range of the electromagnetic spectrum spans a large spectrum of wave lengths varying from: 10-8 to 106 m 10-10 to 106 m 10-8 to 108 m 10-10 to 1010 m 10-8 to 106 m 10-10 to 106 m 10-8 to 108 m 10-10 to 1010 m ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Earth observations from a satellite platform provide: Repetitive observations of the same area with intervals of a few minutes to a few weeks Synoptic view of a large area Constant solar zenith angles and similar illumination conditions All of these Repetitive observations of the same area with intervals of a few minutes to a few weeks Synoptic view of a large area Constant solar zenith angles and similar illumination conditions All of these 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 1, 3 2, 3 1, 2, 3 1, 2 1, 3 2, 3 1, 2, 3 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The optical property of a water body depends on: Scattering by the suspended particulate matter Absorption by the dissolved material All of these Absorption by the suspended particulate matter Scattering by the suspended particulate matter Absorption by the dissolved material All of these Absorption by the suspended particulate matter ANSWER DOWNLOAD EXAMIANS APP