If D is the degree of the curve of radius R, the exact length of its specified chord, is ............

An angle between the inclined line of sight and the horizontal is called ............

If the whole circle bearing of a line is 120°, its quadrant bearing is ............

The branch of surveying in which both horizontal and vertical positions of a point, are determined by making in instrume…

Prolongation of chain line across an obstruction chain surveying, is done by ............

The angle of intersection of a counter and a ridge line, is ............

The deflection angle may be directly obtained by setting the instrument to read ............ on back station.

Accidental or compensating errors of length L are proportional to ............

The error in measured length due to sag of chain or tape is known as ............