Elements Of Remote Sensing For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is: 250 km 130 km 500 km 230 km 250 km 130 km 500 km 230 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Spatial variation in horizontal and vertical directions is caused due to: Physical weathering of rocks Chemical weathering of rocks All of these Biological weathering of rocks Physical weathering of rocks Chemical weathering of rocks All of these Biological weathering of rocks ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following geometric errors of satellite sensors is random? Earth rotation Panoramic distortion Scan skew Altitude variation Earth rotation Panoramic distortion Scan skew Altitude variation 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 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 Reduces the contrast but increases the sharpness Increases the contrast of the image but reduces the sharpness ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Temporal variation None of these Spectral variation Spatial variation Temporal variation None of these Spectral variation Spatial variation 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 user 2. Detection of the GPS signals 3. Processing the data in the built-in-computer 4. Decoding the GPS signal.The correct sequence of the stages is: 2, 3, 4, 1 3, 1, 2, 4 1, 2, 3, 4 2, 4, 3, 1 2, 3, 4, 1 3, 1, 2, 4 1, 2, 3, 4 2, 4, 3, 1 ANSWER DOWNLOAD EXAMIANS APP