Elements Of Remote Sensing Which one of the following statement is incorrect regarding the electromagnetic radiation? These are produced by the motion of electric charge The changing electric fields induce the changing magnetic fields in the surrounding medium None of these The oscillation of charged particles sets up changing electric fields These are produced by the motion of electric charge The changing electric fields induce the changing magnetic fields in the surrounding medium None of these The oscillation of charged particles sets up changing electric fields ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The GPS space segment consists of Navigation Satellite Timing and Ranging whose number is : 8 12 16 24 8 12 16 24 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The interaction of the electromagnetic radiation produced with a specific wave length to illuminate a target on the terrain for studying its scattered radiance, is called: Passive remote sensing Active remote sensing None of these Neutral remote sensing Passive remote sensing Active remote sensing None of these Neutral remote sensing ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is: 230 km 500 km 250 km 130 km 230 km 500 km 250 km 130 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing If electric permittivity and magnetic permeability of the medium are respectively ‘ε’ and ‘μ’, then the velocity (Cm) of the electromagnetic wave in the medium is given by: Cm = 1/εμ Cm = 5/√εμ Cm = 1/√8 μ None of these Cm = 1/εμ Cm = 5/√εμ Cm = 1/√8 μ None 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 ~ 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 Positional accuracies ~ 5 - 10 m if rover is less than 5-10 km from reference station ANSWER DOWNLOAD EXAMIANS APP