Transcription of Chapter 7 84 Introduction To Remote Sensing - NCERT
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Chapter 7 84 Introduction To Remote Sensing - NCERT
84 Practical Work in GeographyChapter 7 Introduction To RemoteSensingYou have read about aerial photography in Chapter 6. If you havecarefully gone through its contents, you would have appreciatedthat it is an extension of the observation and recording capabilitiesof the human eyes. You may also have noticed that the photographicsystem utilises the same principles of observation and recording theobjects of the earth s surface, as being done by the eyes. However,both the human eyes and the photographic systems respond to lightin a minute portion of the total energy received and responded bythe objects surface.
Sensor : Any imaging or non–imaging device that receives EMR and converts it into a signal that can be recorded and displayed as photographic or digital image. ... as flashguns or energy beams used in radar (radio detection and ranging). b. Transmission of Energy …
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