Elements Of Remote Sensing Which one of the following residual biases involves the GPS accuracy? All listed here Signal propagation biases due to the sphere and troposphere propagation Satellite dependent biases due to uncertainty in the orbital parameters of the satellite Receiver-dependent biases due to clock stability with line All listed here Signal propagation biases due to the sphere and troposphere propagation Satellite dependent biases due to uncertainty in the orbital parameters of the satellite Receiver-dependent biases due to clock stability with line ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Spectral variation None of these Temporal variation Spatial variation Spectral variation None of these Temporal variation Spatial variation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing ‘A’ and ‘B’ are two towers of equal height diametrically opposite on either side of the nadir point, at 3 km and 5 km distances. Which one of the following statements is correct? Height displacement of A and B will be towards each other Height displacement of A and B is equal Height displacement of B will be less than that of A Height displacement of A will be less than that of B Height displacement of A and B will be towards each other Height displacement of A and B is equal Height displacement of B will be less than that of A Height displacement of A will be less than that of B ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The various stages occuring in GPS system are described below:1. Generation of an output to the user2. Detection of the GPS signals3. Processing the data in the built-in-computer4. Decoding the GPS signal.The correct sequence of the stages is: 3, 1, 2, 4 2, 4, 3, 1 1, 2, 3, 4 2, 3, 4, 1 3, 1, 2, 4 2, 4, 3, 1 1, 2, 3, 4 2, 3, 4, 1 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 25 km 50 km 75 km 100 km 25 km 50 km 75 km 100 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The part radiation due to scattered/diffused radiation entering the field of view of a remote sensor other than that from the required target, Reduces the contrast but increases the sharpness Increases the contrast of the image but reduces the sharpness Reduces the contrast of the image and also its sharpness Increases both the contrast and sharpness Reduces the contrast but increases the sharpness Increases the contrast of the image but reduces the sharpness Reduces the contrast of the image and also its sharpness Increases both the contrast and sharpness ANSWER DOWNLOAD EXAMIANS APP
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