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 100 km 50 km 25 km 75 km 100 km 50 km 25 km 75 km 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: 1, 2, 3, 4 2, 4, 3, 1 2, 3, 4, 1 3, 1, 2, 4 1, 2, 3, 4 2, 4, 3, 1 2, 3, 4, 1 3, 1, 2, 4 ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following statements regarding remote sensing is correct? The emission of electromagnetic radiation from the target The interaction of the electromagnetic radiation with the target Both (A) and (B) Neither (A) nor (B) The emission of electromagnetic radiation from the target The interaction of the electromagnetic radiation with the target Both (A) and (B) Neither (A) nor (B) 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: None of these Sensors Active sensors Passive sensors None of these Sensors Active sensors Passive sensors ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing "An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as: Fresnel refraction Fresnel reflection None of these Snell's law Fresnel refraction Fresnel reflection None of these Snell's law ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Electromagnetic radiation: Is capable to travel across space All of these Produces a time varying magnetic field and vice versa Once generated, remains self-propagating Is capable to travel across space All of these Produces a time varying magnetic field and vice versa Once generated, remains self-propagating ANSWER DOWNLOAD EXAMIANS APP