If the fore bearing and back bearing of a line do not differ by 180°, then either one or both the ends of line, are affected by :A.

The whole circle bearing of a line is 230°, its Quadrantal bearing is :A. -

For one cubic meter, 1: 2: 4 concrete using 20 mm metal, the quantity of coarse aggregate required is

The triangular space formed between the extrados and the horizontal line drawn through the crown of an arch is known as

Weep holes are provided in retaining and breast walls

A wall constructed to protect natural slope of earth, is known as

The header bond is generally used for

To construct a 10cm thick partition wall, you will prefer

The type of bond in which every course contains both headers and stretchers, is called

ABCD is a rectangular plot of land. If the bearing of the side AB is 75°, the bearing of DC is

The area of any irregular figure of plotted map is measured with

A is the angle of deflection of a simple curve of radius R. Then length of its long chord, is

Designation of a curve is made by

The stadia tachometry was discovered by James Watt in the year

The most reliable method of plotting of a theodolite traverse is

Magnetic bearing of a line is also termed as

Imaginary line passing through points having equal magnetic declination is termed as

Additive constant for the tachometer is generally kept as

The multiplying constant for the tachometer is

The principle of tacheometry is used

Branch of surveying in which the horizontal and vertical distances of points are obtained by instrumental observation, known as

A curve of varying radius is known as

When the curve is to be set out over a rough ground, the method used is

In curves the length of long chord is equal to

In indirect method of contouring, the best method of interpolation of contours is

The tacheometric method of contouring is particularly Suitable

The horizontal distance between any two consecutive contours is called

The contour interval depends upon the

In levelling, the correction for curvature in metres is equal to

The method of levelling in which the heights of mountains are found by observing the temperature at which water boils is known as

Staff reading taken on a point whose elevation is to be determined on a changepoint is called

An arbitrary surface with reference to which the elevation of points are measured and compared, is called

A surface which is normal to the direction of gravity at all points, as indicated by a plumb line, is known as

The method of surveying used for determining the relative heights of points on the surface of the earth is called

The length of a traverse line (L) may be obtained by

When the angular and linear measurements are equally precise in traversing the balancing of traverse is done by

The latitude and departure of a traverse line are both + ve, when the whole circle bearing of the line lies in between

When the whole circle bearing of a traverse line is between 90° and 180° then

In any closed traverse, if the survey work is correct,

In theodolite traverse the angular error of closure should

The angle between the inclined line of sight and the horizontal is called

Direct angle may have any value between

In a traverse the angle measured clockwise from the preceding survey line to the following survey line is called

The deflection angle may have any value between

Deflection angle in a traverse is equal to the

The angle made by a survey line with the prolongation of preceding line, is known as

Using theodolite the horizontal angle is more accurately measured by

Due to magnetic influence of earth, the magnetic needle of the prismatic compass will be Inclined downward towards the pole. This inclination of the needle with the horizontal is known as

Plotting of in accessible points on a plane table is done by

While setting up a plane table at any station