Surveying MCQs Set-2

Page 1 of 4

1.

A digital level reads a

Barcoded staff

Target staff

Telescopic staff

Digital staff

2.

How many types of self reading staff are available?

5

4

3

2

3.

A levelling staff is used to establish

Vertical line of sight

Location of Points

Horizontal line of sight

Distance of points

4.

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

None of these

b) Prismatic compass

Either a) or b)

a) Surveyor's compass

5.

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

Centring

Focussing prism

Levelling

Adjusting sight vane

6.

A plumbing fork is used to______________the plane table.

Focus

Level

Orient

Centre

7.

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

Isogonic

Agonic

Syngonic

Polygonic

8.

How many meridians are used in surveying?

3

8

5

6

9.

How many categories of levelling staff are there?

2

5

3

4

10.

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

self level

aneroid barometer

hypsometer

transit

Page 2 of 4

11.

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

0.04 m

0.28 m²

0.88 m²

0.14 m

12.

How many types of variations in declination are there?

5

3

2

4

13.

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

14.

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

45°

30°

90°

60°

15.

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

Alinometer

Cross hairs

Compensator

Double lens

16.

________________instrument is used to sight to an object.

Plumbing fork

Alidade

U-frame

Compass

17.

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

1000

656

10000

18.

In a reduced bearing system, bearing is measured from

North

South

Nearest one (north or south)

West

19.

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

dependent on latitude

always additive

always zero

always subtractive

20.

How many methods of plane table surveying are there?

2

1

3

4

Page 3 of 4

21.

How many chief types of levels are used in levelling?

6

4

3

2

22.

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

23.

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

benchmark

intermediate sight

change point

station

24.

Plane table is made of

Wood

Plastic

Metal

Rubber

25.

Dumpy level was originally designed by

Fennel

Gravatt

Stanley

Heerbrugg

26.

Plane table surveying uses the methodology of

Traversing

Ranging

Triangulation

Contouring

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?

354°

177°

307°

42°30'

28.

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

Plumb bob

Compass

Spirit level

U-frame

29.

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

30.

How many ways are there to orient a plane table?

4

2

1

3

Page 4 of 4

31.

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

Tilting screws

Telescope

Level vials

Level rods

32.

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

Local distraction

Declination

Local attraction

Deviation

33.

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

Defective sighting

Defective orientation

movement of board between sights

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

34.

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

Telescope

Sextant

Tellurometer

Geodimeter

35.

Plane table surveying is a ___________method.

Circular

Linear

Graphical

Angular

36.

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

Tangent screws

Foot screws

Telescope

Levelling Head

37.

___________________bearing is measured in the direction of survey.

Front

Primary

Fore

First

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

Telescopic axis

Line of collimation

Horizontal axis

39.

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

Fly levelling

Check levelling

Levelling by equalizing the distances of back sight and fore sight

Precise levelling

40.

Level vials can be of __________________types.

5

3

4

2

Surveying MCQs Set-2

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