Surveying MCQs Set-2

Page 1 of 4

1.

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

transit

hypsometer

self level

aneroid barometer

2.

Plane table is made of

Rubber

Wood

Metal

Plastic

3.

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

Either a) or b)

b) Prismatic compass

a) Surveyor's compass

None of these

4.

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

Levelling

Adjusting sight vane

Centring

Focussing prism

5.

Dumpy level was originally designed by

Fennel

Stanley

Gravatt

Heerbrugg

6.

How many chief types of levels are used in levelling?

6

3

4

2

7.

Plane table surveying is a ___________method.

Circular

Graphical

Angular

Linear

8.

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

Field book is not required

Rapid method

Less costly

Used for accurate works

9.

In a reduced bearing system, bearing is measured from

Nearest one (north or south)

West

North

South

10.

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

Tellurometer

Geodimeter

Telescope

Sextant

Page 2 of 4

11.

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

intermediate sight

benchmark

station

change point

12.

How many categories of levelling staff are there?

4

5

2

3

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.

A digital level reads a

Digital staff

Barcoded staff

Telescopic staff

Target staff

15.

Level vials can be of __________________types.

5

2

4

3

16.

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

Isogonic

Agonic

Polygonic

Syngonic

17.

How many meridians are used in surveying?

3

5

8

6

18.

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

Level rods

Level vials

Tilting screws

Telescope

19.

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

always subtractive

always additive

always zero

dependent on latitude

20.

How many ways are there to orient a plane table?

4

2

1

3

Page 3 of 4

21.

How many methods of plane table surveying are there?

2

1

4

3

22.

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

Horizontal axis

Line of collimation

Vertical axis

Telescopic axis

23.

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?

177°

42°30'

307°

354°

24.

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

Spirit level

U-frame

Plumb bob

Compass

25.

How many types of self reading staff are available?

5

4

3

2

26.

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 II

Both I and II

Neither I nor II

Only I

27.

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

Solving four-point problem

Solving three-point problem

Back sighting

Solving two-point problem

28.

A levelling staff is used to establish

Distance of points

Location of Points

Vertical line of sight

Horizontal line of sight

29.

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

Telescope

Foot screws

Tangent screws

Levelling Head

30.

___________________bearing is measured in the direction of survey.

First

Primary

Fore

Front

Page 4 of 4

31.

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

10000

656

1000

6561

32.

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

Local attraction

Declination

Deviation

Local distraction

33.

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

Cross hairs

Alinometer

Compensator

Double lens

34.

A plumbing fork is used to______________the plane table.

Focus

Orient

Centre

Level

35.

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

Fly levelling

Precise levelling

Levelling by equalizing the distances of back sight and fore sight

Check levelling

36.

How many types of variations in declination are there?

4

3

2

5

37.

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

Defective sighting

movement of board between sights

Defective orientation

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

38.

Plane table surveying uses the methodology of

Triangulation

Contouring

Ranging

Traversing

39.

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

45°

30°

60°

90°

40.

________________instrument is used to sight to an object.

Plumbing fork

U-frame

Compass

Alidade

Surveying MCQs Set-2

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