The imaginary line passing through the intersection of cross hairs and the optical centre of the objective, is known as

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Civil Engineering Practice Test: Surveying and Leveling — practice the complete quiz, review flashcards, or try a random question.

Surveying and leveling is a measurement process that determines the height of the level and the distance of an area with another elevated surface.

The principle of levelling is to obtain a horizontal line of sight at which the vertical distance of a point above or below this line of sight is found.

The main purpose of balancing in the survey is: Find the heights of the given points in relation to the given data.


The imaginary line passing through the intersection of cross hairs and the optical centre of the objective, is known as