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Altimeter

An Altimeter is an active instrument used to measure the altitude of an object above a fixed level. For example, a laser altimeter can measure height from a spacecraft to an ice-sheet. That measurement, coupled with radial orbit knowledge, will enable determination of the topography.



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Sanskrit language

... has (not necessarily all distinct) zero, guna[?], and vrdhii[?] grades. If V is the vowel of the zero grade, the guna grade vowel is traditionally thought of a V + a, and ...

 
 
 
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