Surveying MCQs Set-2

Page 1 of 4

1.

Plane table surveying is a ___________method.

Linear

Graphical

Circular

Angular

2.

__________is a term used that prevents the needle from pointing to the magnetic North in a given locality.

Declination

Local attraction

Deviation

Local distraction

3.

The line joining the intersection of the cross hairs to the optical centre of the object glass and its continuation is called as

Line of collimation

Horizontal axis

Vertical axis

Telescopic axis

4.

Which of the below is not an advantage of Plane table survey?

Used for accurate works

Rapid method

Field book is not required

Less costly

5.

How many categories of levelling staff are there?

2

5

4

3

6.

How many ways are there to orient a plane table?

3

4

1

2

7.

What is the angle between two plane mirrors of an optical square?

60°

45°

30°

90°

8.

Which of the following instruments can be used for the direct measurement of directions?

a) Surveyor's compass

b) Prismatic compass

Either a) or b)

None of these

9.

________________instrument is used to sight to an object.

Alidade

U-frame

Plumbing fork

Compass

10.

Which of the below is used for levelling a plane table?

Compass

Spirit level

Plumb bob

U-frame

Page 2 of 4

11.

The point at which both foresight and back sight are taken during the course of levelling is called as

station

intermediate sight

change point

benchmark

12.

Which of the below cannot be used to measure vertical heights?

aneroid barometer

self level

transit

hypsometer

13.

A circle of radius 7m has a standard error of 0.02m on the radius. The standard error of its area is

0.88 m²

0.28 m²

0.04 m

0.14 m

14.

Dumpy level was originally designed by

Heerbrugg

Fennel

Stanley

Gravatt

15.

Which one of the following errors is more severe in plane-table surveying?

Defective sighting

movement of board between sights

non-horizontality board when points sighted are at large differences of their elevation

Defective orientation

16.

Plane table surveying uses the methodology of

Traversing

Contouring

Triangulation

Ranging

17.

Which of the below is not common in all levelling equipment?

Level vials

Level rods

Telescope

Tilting screws

18.

For accurate levelling ___________________ is attached inside telescope in an automatic level.

Alinometer

Cross hairs

Compensator

Double lens

19.

How many types of variations in declination are there?

2

5

3

4

20.

Which of the below is not a method of doing resection?

Back sighting

Solving three-point problem

Solving two-point problem

Solving four-point problem

Page 3 of 4

21.

A digital level reads a

Digital staff

Target staff

Barcoded staff

Telescopic staff

22.

How many methods of plane table surveying are there?

4

1

3

2

23.

Which one of the following methods of levelling eliminates the error due to curvature and refraction?

Fly levelling

Precise levelling

Check levelling

Levelling by equalizing the distances of back sight and fore sight

24.

Which of the following instruments is used for measurement of angles?

Sextant

Telescope

Tellurometer

Geodimeter

25.

How many meridians are used in surveying?

8

3

6

5

26.

Plane table is made of

Metal

Wood

Plastic

Rubber

27.

The whole circle bearings of lines OP and OQ are 18°15' and 335°45' respectively. What is the value of the included angle QOP?

42°30'

307°

354°

177°

28.

How many chief types of levels are used in levelling?

6

4

2

3

29.

___________________bearing is measured in the direction of survey.

First

Fore

Front

Primary

30.

In a reduced bearing system, bearing is measured from

South

West

Nearest one (north or south)

North

Page 4 of 4

31.

Level vials can be of __________________types.

3

4

2

5

32.

A plumbing fork is used to______________the plane table.

Orient

Focus

Centre

Level

33.

Which of the below is used to make a line of sight horizontally in a level?

Tangent screws

Telescope

Levelling Head

Foot screws

34.

Which of the following errors can be eliminated by reciprocal measurements in differential levelling?

I. Error due to earth curvature

II. Error due to atmospheric correction

Only I

Neither I nor II

Both I and II

Only II

35.

How many types of self reading staff are available?

4

2

3

5

36.

___________________line is the line drawn through points of the same declination.

Syngonic

Isogonic

Polygonic

Agonic

37.

Which of the below is not a temporary adjustment of the prismatic compass?

Centring

Levelling

Focussing prism

Adjusting sight vane

38.

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

dependent on latitude

always zero

always additive

always subtractive

39.

A levelling staff is used to establish

Distance of points

Horizontal line of sight

Location of Points

Vertical line of sight

40.

The plan of a survey plotted to a scale of 10m to 1cm is reduced in such a way that a line originally 10cm long now measures 9cm. The area of the reduced plan is measured as 81 cm^2. The actual area (m^2) of the survey is

6561

656

1000

10000

Surveying MCQs Set-2

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