Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 26,600 km 36,000 km 15,200 km 18,400 km 26,600 km 36,000 km 15,200 km 18,400 km 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 5-10 km from reference station Positional accuracies ~ 5 - 10 m if rover is less than 25 km Positional accuracies ~ 2 - 5 m if rover is less than 2-5 km from the reference station Positional accuracies ~ 1 - 2 m if rover is less than 1-2 km from the reference station Positional accuracies ~ 5 - 10 m if rover is less than 5-10 km from reference station Positional accuracies ~ 5 - 10 m if rover is less than 25 km Positional accuracies ~ 2 - 5 m if rover is less than 2-5 km from the reference station Positional accuracies ~ 1 - 2 m if rover is less than 1-2 km from the reference station 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: Active sensors Sensors None of these Passive sensors Active sensors Sensors None of these Passive sensors ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The normal altitude of GPS satellite is about 24,400 km 36,100 km 20,200 km 16,200 km 24,400 km 36,100 km 20,200 km 16,200 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statements regarding remote sensing is correct? Both (A) and (B) Neither (A) nor (B) The emission of electromagnetic radiation from the target The interaction of the electromagnetic radiation with the target Both (A) and (B) Neither (A) nor (B) The emission of electromagnetic radiation from the target The interaction of the electromagnetic radiation with the target ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The maximum sun's radiation occurs around: 0.4 μm wave length None of these 0.7 μ wave length 0.55 μ wave length 0.4 μm wave length None of these 0.7 μ wave length 0.55 μ wave length ANSWER DOWNLOAD EXAMIANS APP