Civil Engineering - Surveying - Discussion

48. 

Surveys which are carried out to provide a national grid of control for preparation of accurate maps of large areas, are known

[A]. plane surveys
[B]. geodetic surveys
[C]. geographical surveys
[D]. topographical surveys.

Answer: Option B

Explanation:

No answer description available for this question.

Dheeraj said: (Feb 13, 2020)  
The correct answer should be option D.

Bonjamo Kithan said: (Aug 20, 2021)  
B is the correct answer.

A geodetic survey determines the precise position of permanent points on the earth's surface, taking into account the shape, size, and curvature of the earth. The geodetic survey extends over a large area is more than 250km^2.

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