Q. The kind of survey work in which curvature of earth is ignored is called:
Solution:
- In plane surveying, the curvature of the earth is neglected and it is assumed to be a flat surface.
- Small portions of the earth surface and the areas involved are less than 250 sq.km.
- A curved line on the surface of the earth is considered as mathematically straight.
- The angles of polygons and triangles are considered as plane angles.
- The survey in which the curvature of earth is considered is known as geodetic survey.
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