Elements Of Remote Sensing Which one of the following helps to identify the objects on the earth surface? None of these Atmospheric window Signature Radiometric error None of these Atmospheric window Signature Radiometric error ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Coherence of two electromagnetic waves takes place if their phase difference is: Constant in space 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 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Geodimeter is based on: Propagation of modulated light waves Propagation of infrared radiation High frequency radio waves The visible light as carrier with frequency of the order of 5 × 1014 Hz Propagation of modulated light waves Propagation of infrared radiation High frequency radio waves The visible light as carrier with frequency of the order of 5 × 1014 Hz ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Spatial variation Temporal variation Spectral variation None of these Spatial variation Temporal variation Spectral variation None of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 26,600 km 18,400 km 15,200 km 36,000 km 26,600 km 18,400 km 15,200 km 36,000 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statement is correct? All of these The rate of transfer of radiant energy is called flux and is expressed in watts The radiant energy which falls upon a surface is termed as irradiance Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation All of these The rate of transfer of radiant energy is called flux and is expressed in watts The radiant energy which falls upon a surface is termed as irradiance Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation ANSWER DOWNLOAD EXAMIANS APP