Elements Of Remote Sensing The basic requirement of any sensor system is: Spectral resolution Spatial resolution Radiometric resolution All of these Spectral resolution Spatial resolution Radiometric resolution All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing A passive sensor uses: None of these Flash light as a source of energy Its own source of energy Sun as the source of energy None of these Flash light as a source of energy Its own source of energy Sun as the source of energy 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: Sensors Active sensors None of these Passive sensors Sensors Active sensors None of these Passive sensors ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statements is correct regarding the GPS satellites? The inclination of axis satellite is 55° The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz) All of these The nominal altitude is about 20,200 km The inclination of axis satellite is 55° The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz) All of these The nominal altitude is about 20,200 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n₁) on another medium (refractive index m₂); The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Neither (A) nor (B) The angle of incidence is equal to the angle of refraction Both (A) and (B) The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Neither (A) nor (B) The angle of incidence is equal to the angle of refraction Both (A) and (B) 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: None of these Fresnel refraction Fresnel reflection Snell's law None of these Fresnel refraction Fresnel reflection Snell's law ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS