Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 18,400 km 26,600 km 15,200 km 36,000 km 18,400 km 26,600 km 15,200 km 36,000 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing "An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as: Fresnel refraction Snell's law None of these Fresnel reflection Fresnel refraction Snell's law None of these Fresnel reflection ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Remote sensing techniques make use of the properties of ___________ emitted, reflected or diffracted by the sensed objects: Electromagnetic waves Sound waves Electric waves Wind waves Electromagnetic waves Sound waves Electric waves Wind waves ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The optical property of a water body depends on: All of these Absorption by the dissolved material Scattering by the suspended particulate matter Absorption by the suspended particulate matter All of these Absorption by the dissolved material Scattering by the suspended particulate matter Absorption by the suspended particulate matter ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The spectral region of the electromagnetic radiation which passes through the atmosphere without much attenuation is known as: Ozone window Black hole Atmospheric window Ozone hole Ozone window Black hole Atmospheric window Ozone hole ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Due to scan geometry of a satellite sensor: The off-nadir resolution is degraded The details towards the edge of the scan get compressed All of these The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir The off-nadir resolution is degraded The details towards the edge of the scan get compressed All of these The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir ANSWER DOWNLOAD EXAMIANS APP