Elements Of Remote Sensing The coherence length over which there is a strong relationship between amplitudes is; Inversely proportional to the bandwidth None of these Directly proportional to the bandwidth The square of the bandwidth Inversely proportional to the bandwidth None of these Directly proportional to the bandwidth The square of the bandwidth ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following quantities forms the basis of radiometry? All of these Radiant intensity (I) Radiant flux (φ) Radiant energy (Q) All of these Radiant intensity (I) Radiant flux (φ) Radiant energy (Q) 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: Passive sensors None of these Active sensors Sensors Passive sensors None of these Active sensors Sensors ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: None of these Spatial variation Temporal variation Spectral variation None of these Spatial variation Temporal variation Spectral variation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following errors is produced by platform characteristics of the sensor? All of these Altitude Orbit drift Altitude variation All of these Altitude Orbit drift Altitude variation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following residual biases involves the GPS accuracy? Signal propagation biases due to the sphere and troposphere propagation Satellite dependent biases due to uncertainty in the orbital parameters of the satellite All listed here Receiver-dependent biases due to clock stability with line Signal propagation biases due to the sphere and troposphere propagation Satellite dependent biases due to uncertainty in the orbital parameters of the satellite All listed here Receiver-dependent biases due to clock stability with line ANSWER DOWNLOAD EXAMIANS APP
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