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 ~ 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 5-10 km from reference station Positional accuracies ~ 5 - 10 m if rover is less than 25 km 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 A passive sensor uses: Flash light as a source of energy Sun as the source of energy Its own source of energy None of these Flash light as a source of energy Sun as the source of energy Its own source of energy None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The maximum sun's radiation occurs around: 0.55 μ wave length 0.7 μ wave length None of these 0.4 μm wave length 0.55 μ wave length 0.7 μ wave length None of these 0.4 μm wave length ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Pick up the correct definition from the following with response to GIS. The geometric property which describes the linkage between line features is defined as connectivity Common boundary between two areas of a locality is known as adjacency All of these The area features which are wholly contained within another area feature, is known so containment The geometric property which describes the linkage between line features is defined as connectivity Common boundary between two areas of a locality is known as adjacency All of these The area features which are wholly contained within another area feature, is known so containment ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following relationship between the wave length (λ), and frequency and the speed (C) of the electromagnetic wave is correct? C = v + λ C = vλ C = 1/λv C = λ/v C = v + λ C = vλ C = 1/λv C = λ/v ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Pick up the important characteristic of a target which facilitates its identification from the following: Temporal variation Spatial variation All of these Spectral variation Temporal variation Spatial variation All of these Spectral variation ANSWER DOWNLOAD EXAMIANS APP