The instrument used to reproduce plans to a different scale is called ............

Benchmark is established by ............

A leveling station is a place where ............

Normal tension is that pull which ............

Straight, parallel and widely spaced contours represent ............

If the radius of a simple curve is R, the length of the chord for calculating offsets by the method of chords produced, …

Geodetic surveying is different from plane surveying because of ............

Perpendicularity of an offset may be judged by eye, if the length of the offset is ............

Ranging in chain survey means ............