Elements Of Remote Sensing Which one of the following residual biases involves the GPS accuracy? Satellite dependent biases due to uncertainty in the orbital parameters of the satellite Receiver-dependent biases due to clock stability with line Signal propagation biases due to the sphere and troposphere propagation All listed here Satellite dependent biases due to uncertainty in the orbital parameters of the satellite Receiver-dependent biases due to clock stability with line Signal propagation biases due to the sphere and troposphere propagation All listed here 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 Fresnel reflection None of these Fresnel refraction Snell's law Fresnel reflection None of these 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 None of these Active sensors Passive sensors Sensors None of these Active sensors Passive sensors ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing DGPS is based on the concept that bias errors in the position of locations in a given local area, are same if their distances are within 100 km 25 km 50 km 75 km 100 km 25 km 50 km 75 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The arrangement of terrain features which provides attributes: the shape, size and texture of objects, is called: Temporal variation None of these Spatial variation Spectral variation Temporal variation None of these Spatial variation Spectral variation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statements is correct regarding the GPS satellites? All of these 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) The nominal altitude is about 20,200 km All of these 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) The nominal altitude is about 20,200 km ANSWER DOWNLOAD EXAMIANS APP
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