In precision theodolite traverse for roads and railways, the angular error of closure should not exceed

A simple circular curve is designated by the

The lines of force of earth's magnetic field are parallel to the earth's surface

The spacing of cross-sections in a hilly country is usually

When it is not possible to set up the level, midway between the two points, then the difference in elevation between the…

The operation of making the algebraic sum of latitudes and departures of a closed traverse, each equal to zero, is known

Correction for Sag is always

Isogonics lines are the lines having the same

Cadastral map is a map having