Elements Of Remote Sensing Which one of the following parameters is considered to determine the reflectance of a vegetation canopy? All of these Azimuth angle Look angle Solar zenith angle All of these Azimuth angle Look angle Solar zenith angle ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Remote sensing techniques make use of the properties of ___________ emitted, reflected or diffracted by the sensed objects: Electric waves Wind waves Sound waves Electromagnetic waves Electric waves Wind waves Sound waves Electromagnetic waves ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statement is incorrect regarding the electromagnetic radiation? None of these These are produced by the motion of electric charge The changing electric fields induce the changing magnetic fields in the surrounding medium The oscillation of charged particles sets up changing electric fields None of these These are produced by the motion of electric charge The changing electric fields induce the changing magnetic fields in the surrounding medium The oscillation of charged particles sets up changing electric fields 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: 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 3, 1, 2, 4 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 26,600 km 15,200 km 18,400 km 36,000 km 26,600 km 15,200 km 18,400 km 36,000 km 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: Active sensors Sensors Passive sensors None of these Active sensors Sensors Passive sensors None of these ANSWER DOWNLOAD EXAMIANS APP
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