Elements Of Remote Sensing Coherence of two electromagnetic waves takes place if their phase difference is: Constant in time Constant in time and space None of these Constant in space Constant in time Constant in time and space None of these Constant in space ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Due to scan geometry of a satellite sensor: The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir The details towards the edge of the scan get compressed The off-nadir resolution is degraded All of these The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir The details towards the edge of the scan get compressed The off-nadir resolution is degraded All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The spectral region of the electromagnetic radiation which passes through the atmosphere without much attenuation is known as: Ozone window Ozone hole Black hole Atmospheric window Ozone window Ozone hole Black hole Atmospheric window ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following helps to identify the objects on the earth surface? None of these Atmospheric window Radiometric error Signature None of these Atmospheric window Radiometric error Signature ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Consider the following statements regarding the satellite imaging:1. The satellite orbit is fixed in the inertial space2. During successive across-track imaging, the earth rotates beneath the sensor3. The satellite images a skewed areaWhich one of the following statements is/are correct? 1, 3 1, 2 1, 2, 3 2, 3 1, 3 1, 2 1, 2, 3 2, 3 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 75 km 100 km 25 km 50 km 75 km 100 km 25 km 50 km ANSWER DOWNLOAD EXAMIANS APP