Surveying MCQs Set-2

Page 1 of 4

1.

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

hypsometer

self level

aneroid barometer

transit

2.

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

Both I and II

Only II

Only I

Neither I nor II

3.

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'

354°

177°

307°

4.

How many methods of plane table surveying are there?

3

1

4

2

5.

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

10000

656

1000

6.

How many ways are there to orient a plane table?

4

1

3

2

7.

A levelling staff is used to establish

Horizontal line of sight

Location of Points

Distance of points

Vertical line of sight

8.

How many meridians are used in surveying?

5

6

3

8

9.

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

dependent on latitude

always additive

always subtractive

always zero

10.

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

Agonic

Syngonic

Isogonic

Polygonic

Page 2 of 4

11.

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

Telescopic axis

Horizontal axis

Vertical axis

12.

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

Declination

Local distraction

Deviation

Local attraction

13.

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

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

movement of board between sights

Defective sighting

Defective orientation

14.

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

Spirit level

U-frame

Plumb bob

Compass

15.

________________instrument is used to sight to an object.

Compass

Plumbing fork

Alidade

U-frame

16.

Dumpy level was originally designed by

Heerbrugg

Fennel

Gravatt

Stanley

17.

___________________bearing is measured in the direction of survey.

Front

Primary

First

Fore

18.

How many categories of levelling staff are there?

3

2

5

4

19.

Plane table surveying uses the methodology of

Ranging

Contouring

Traversing

Triangulation

20.

Plane table is made of

Rubber

Wood

Plastic

Metal

Page 3 of 4

21.

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

Field book is not required

Rapid method

Used for accurate works

Less costly

22.

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

Focussing prism

Adjusting sight vane

Centring

Levelling

23.

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

b) Prismatic compass

Either a) or b)

None of these

a) Surveyor's compass

24.

A plumbing fork is used to______________the plane table.

Centre

Orient

Focus

Level

25.

Plane table surveying is a ___________method.

Circular

Linear

Angular

Graphical

26.

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

Solving two-point problem

Solving four-point problem

Back sighting

Solving three-point problem

27.

How many types of variations in declination are there?

2

5

4

3

28.

How many types of self reading staff are available?

4

2

3

5

29.

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

30.

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

Geodimeter

Telescope

Tellurometer

Sextant

Page 4 of 4

31.

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

90°

60°

30°

45°

32.

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

0.14 m

0.04 m

33.

Level vials can be of __________________types.

4

5

2

3

34.

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

Levelling by equalizing the distances of back sight and fore sight

Precise levelling

Fly levelling

Check levelling

35.

How many chief types of levels are used in levelling?

4

3

6

2

36.

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

Tangent screws

Levelling Head

Foot screws

Telescope

37.

In a reduced bearing system, bearing is measured from

West

North

Nearest one (north or south)

South

38.

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

Cross hairs

Alinometer

Compensator

Double lens

39.

A digital level reads a

Target staff

Telescopic staff

Digital staff

Barcoded staff

40.

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

Level rods

Telescope

Tilting screws

Level vials

Surveying MCQs Set-2

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