Which one of the following factors does not affect the scale of the air photographs?
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Civil Engineering · all questionsElements Of Remote Sensing
Elements Of Remote Sensing
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The optical property of a water body depends on:
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The infrared portion of EMR lies between
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The phase difference of the waves 1 and 2 at A in the given figure is:
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While propagating through homogeneous, isotropic media,
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If θ is the angle of scan measured from the nadir, the ground distance swept by the sensor IFOV is proportional to:
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The value of energy quantum for radiation of any frequency is proportional to:
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Sensor IFOV is proportional to:
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The part radiation due to scattered/diffused radiation entering the field of view of a remote sensor other than that from the required target,
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Pick up the correct definition from the following with response to GIS.
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Which one of the following frequency regions is a part of sun's radiation?
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The refractive index of the ocean water:
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The changes in the reflectivity/emissivity with time, is called:
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Rayleigh's criteria for a rough surface is: (where letters carry their usual meanings).
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Which one of the following relationship between the wave length () and frequency and the speed (C) of the electromagnetic wave is correct?
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Who coined the term, ‘Remote sensing’.
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According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n1) on another medium (refractive index n2);
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The most widely used antenna in GPS is
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Due to perturbation of the orbit, satellite orbit parameters are frequently updated on measurements carried out by its
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The normal altitude of GPS satellite is about
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