The highest point on the extrados is called

If the back sight to a B.M of 200 m is 1.525 m and foresight is 3.285 then the R.L of the forward station is

In an internal focusing telescope, focusing is achieved by the movement of a.... lens inside the telescope

The reading on a metric leveling staff can be made accurately to ...m

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

The still water surface of a pond represent a..... surface

The line joining the centre of the eyepiece and the optical centre of objective is called

Sensitiveness of a level tube is designated by ........... of level tube

The amount of correction of refraction is............that of the curvature

The leveling should always commence from

The point on which back sight and fore sight are taken is known as

A first sight taken on a leveling staff held at a point of known elevation is termed as

A line which passes through the optical Centre of the objective and also throug hthe intersection of the cross hair is called

The instrument used for transferring Ground point to the sheet is called

The working edge of thee of the alidade is known.as

The compass used for plane table survey is

To locate, the position of an inaccessible point by the method of

Process of orientation means setting up the table

Accurate centering of a plane table, is done by

Spirit level is used for obtaining -------- of the plane table

The error eliminated by reading both the Verniers and taking the mean is known as

The angle measured clock wise from the preceding line to the following is called

Closing error of closed traverse in theodolite survey equals

Departure of a line is obtained by multiplying its length by .... of its reduced bearing

Latitude of a line is obtained by multiplying its length by .... of its reduced bearing

Sign of latitude and departure in the 3 rd quadrant is

Latitude of a survey line is defined as its co-ordinate measured parallel to

If point sighted is above the horizontal axis,then the vertical axis is known as.

When the line of sight is perpendicular to the horizontal axis, the vertical circle must read

When the vertical axis is truly vertical,the plate bubble must occupy ...... the position

The adjustment required to made at every instrument station before making observation are called

The meeting point of vertical axis, horizontal axis and line of sight of a theodolite is called

The vertical circle of the theodolite is in the left of the observer, then the observation is called

The process of setting up a theodolite exactly over the ground station mark is known as

The axis about which the telescope along with the vertical circle of a theodolite,may be rotated in vertical plane is called.

The axis about which the theodolite may be rotated in horizontal plane is called

Graduation of vertical circle of a theodolite is

The theodolite whose telescope cannot be transited, it is called

Face left and face right, observation eliminate ..... error

The convenient direction assumed as a median for measuring bearing of survey line known as

The imaginary line joining the points having same dip on the surface of earth are known as

The bearing of a line in the direction of the progress survey, is called

If the bearing of two lines AB and AC are N 40°10' E and N 89° 45'E respectively.Its Included angle is :

If the sign of magnetic declination is negative, then the declinations is

Magnitude of max. angle in quadratal system is

The dip of a magnetic needle at equator is

If the fore bearing of a line is S 60° W, then its back bearing is

If true bearing of a line is 125° 30° and declination is 2° 30' W its magnetic bearing equals

The angle between the true North and magnetic North at a place is known as

Whole circle bearing of a line whose R.B is S20°W is