Surveying MCQs Set-2

Page 1 of 4

1.

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

a) Surveyor's compass

Either a) or b)

b) Prismatic compass

None of these

2.

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

0.14 m

0.28 m²

0.04 m

3.

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

Level rods

Level vials

Tilting screws

Telescope

4.

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

Adjusting sight vane

Levelling

Centring

Focussing prism

5.

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

Check levelling

Levelling by equalizing the distances of back sight and fore sight

Precise levelling

Fly levelling

6.

Dumpy level was originally designed by

Heerbrugg

Gravatt

Fennel

Stanley

7.

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

Only II

Both I and II

8.

Plane table surveying is a ___________method.

Graphical

Angular

Linear

Circular

9.

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

change point

station

benchmark

intermediate sight

10.

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?

307°

354°

177°

42°30'

Page 2 of 4

11.

How many ways are there to orient a plane table?

4

2

3

1

12.

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

Polygonic

Syngonic

Agonic

Isogonic

13.

A digital level reads a

Telescopic staff

Target staff

Barcoded staff

Digital staff

14.

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

Tangent screws

Telescope

Foot screws

Levelling Head

15.

How many meridians are used in surveying?

3

5

6

8

16.

How many categories of levelling staff are there?

4

3

2

5

17.

How many types of variations in declination are there?

3

2

4

5

18.

________________instrument is used to sight to an object.

Plumbing fork

Alidade

Compass

U-frame

19.

Level vials can be of __________________types.

4

5

2

3

20.

Plane table is made of

Metal

Rubber

Wood

Plastic

Page 3 of 4

21.

Plane table surveying uses the methodology of

Triangulation

Traversing

Contouring

Ranging

22.

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

self level

hypsometer

transit

aneroid barometer

23.

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

Deviation

Declination

Local attraction

Local distraction

24.

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

Spirit level

Plumb bob

Compass

U-frame

25.

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

Less costly

Rapid method

Used for accurate works

Field book is not required

26.

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

656

1000

6561

10000

27.

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

dependent on latitude

always subtractive

always additive

always zero

28.

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

60°

90°

30°

45°

29.

A plumbing fork is used to______________the plane table.

Focus

Orient

Centre

Level

30.

How many chief types of levels are used in levelling?

6

3

4

2

Page 4 of 4

31.

How many types of self reading staff are available?

4

5

3

2

32.

In a reduced bearing system, bearing is measured from

Nearest one (north or south)

South

West

North

33.

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

Defective orientation

Defective sighting

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

movement of board between sights

34.

___________________bearing is measured in the direction of survey.

Front

First

Fore

Primary

35.

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

Double lens

Alinometer

Cross hairs

Compensator

36.

A levelling staff is used to establish

Horizontal line of sight

Location of Points

Distance of points

Vertical line of sight

37.

How many methods of plane table surveying are there?

2

3

1

4

38.

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

Vertical axis

Line of collimation

Horizontal axis

Telescopic axis

39.

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

Telescope

Sextant

Geodimeter

Tellurometer

40.

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

Solving four-point problem

Solving two-point problem

Back sighting

Solving three-point problem

Surveying MCQs Set-2

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