Introduction to Remote Sensing

  • Question 1
    CBSEENGE11011811

    What is remote sensing ?

    Solution
    Remote sensing is the science of gathering information about objects from a distance without coming into physical contact with them. It thus include data gathered through photographs taken from air planes and satellites.
    Question 2
    CBSEENGE11011812

    What is meant by photogrammetry ?

    Solution
    The technique of obtaining information from photographs is called photogrammetry.
    Question 3
    CBSEENGE11011813

    What is sensor ?

    Solution
     Sensor is another parameter to determine the types of remote sensing. According to the sensor remote sensing is of two types.

    1. Photographic 2. Non-photographic.

    Question 4
    CBSEENGE11011814

    Which equipments are used in interpreting air photos?

    Solution
    In air photo interpretation of maps, stereoscopes and sketch masters are mostly used. Stereoscope comprises two lenses placed at the same plane termed as pocket stereoscope and mirror stereoscope.

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