The effect of refraction is ---------- of that of the curvature

Levelling should always commence from a

Two theodolite method of setting out a curve involves

Levelling should always commence from a

Contour lines of different elevations can unite to form one line,only in the case of:

Indirect ranging using Theodolite is called:

Method of ranging adopted in Forest areas.

The curves used for drawing lines between points in a contour line is:

Trigonometric levelling is also called:

The graduations of vertical circle of a theodolite is:

Which of the following survey is used to define property line?

Curvature correction to a staff reading in differential levelling survey is ...............................

In the rise and fall method of reduction of level, there is no check on:

A reference surface above which elevation of a point are determined is called ................. surface

Size of a theodolite is specified by:

The point of contraflexure is the point where:

Least count in the vertical circle of theodolite:

Example for derived reading in levelling work is:

Which one is, in the following that does not have the object of levelling?

Auxiliary theodolite station near an inaccessible main triangulation station:

During levelling if back sight is more than fore sight, then:

An Example for a level surface is:

Reciprocal ranging is adopted when the following is encountered:

The use of an optical square is:

Bad ranging is an example for

In levelling operation, the point of known elevation is termed as

Bad ranging is an example for

Water surface of a still pond represents