The principle of working, optical square is based upon_________

At magnetic poles dip of a magnetic needle is

The error in measured length due to bad ranging is

The usual method adopted for representing scale on map is

A solid having twelve equal and regular pentagons is called

Isometric view will be _____________% larger than the isometric projection.

In cabinet oblique projection, the angle between the plane of projection and the line of projection is

Both external and internal details are shown in one view is

Scales having same R.F but graduated to read different units are known as

Type B lines represent lines

The instrument used in plane tabling for obtaining horizontal and vertical distance directly without resorting is called

At magnetic poles, the dip of magnetic needle is

First observation taken on turning point is

Error due to bad ranging is

Contour interval is

If in a closed traverse, sum of north latitudes is more than the sum of the South latitudes and also that the sum of west departures is more than the sum of east departures, the bearing of the closing line lies in the

Intersection method of detailed plotting is most suitable for

The type of surveying which requires least office work is

Following staff readings were taken with a level, the instrument having been moved after third and sixth reading 2.200, 1.620, 0.980, 2.250, 2.840, 1.280, 0.600, 1.960, 1.450 If R.L. of first point is 100.000 m, then RL of last point is

Which type of line is particular to section drawing

Which of these is an angle measuring instrument?

The rise and fall method provides complete check on

Which of the following lines is a part of dimension ?

Scale on which three dimensions can be measured called

The process of turning the telescope about the vertical axis in horizontal plane is called

Theodolite is an instrument used for

GPS is a precised system to provide accurate timing and location launched by

EDMI stands for

A circle will appear as on an isometric drawing.

A portion of embankment having a uniform up gradient of 1 in 500 is circular with a radius of 1000 m of the centre line. It subtends 180° at the centre. If the height of the embankment is 1 m at the lower end and side slope is 2 : 1, the earth work involved is

If the magnetic bearing of the sun at a place at noon in Southern hemisphere is 167°, the magnetic declination at that place is

The least count of prismatic compass is

At Poles, the amount of magnetic dip is

Planimeter is used for measuring

The preliminary inspection of are to be surveyed is known as

Method used for chaining on slopping ground

The least value of levelling staff is

Which one is used for measuring more than two units ?

Duty is measured is

The constant vertical distance between two consecutive contour is

The scale of chord is used to measure

The horizontal angle between true meridian and magnetic meridian

The size of the letter is described its

The length of revenue chain

The size of field book is

How many % is added for contingencies in abstract of estimated cost

The method of surveying in which field work and plotting work are done simultaneously, is called

The line joining points of equal elevation is known as

The BM establish by the survey of India is known as the

The instrument belongs to a class of reflecting instrument is