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Surveying and Levelling Set 2

Total questions: 50

Worksheet time: 1hrs 12mins

Name
Class
Date
1.

Most precise instrument used for measurement of horizontal and vertical angles is

a)

Compass

b)

Survey Chain

c)

Theodolite

d)

Dumpy level

2.

In a Transit theodolite a word transit represents when telescope is rotated in

a)

Vertical Plane

b)

Horizontal Plane

c)

Same Plane

d)

none of above

3.

Which of the following is an integral part of the theodolite and is mounted on a spindle known as a horizontal axis?

a)

Telescope

b)

Index frame

c)

Vernier plate

d)

Bubble tube

4.

The plate level can be centered with the help of _______

a)

Focusing screw

b)

Foot screw

c)

Tangent screw

d)

Clip screw

5.

Least count of transit theodolite is

a)

10 seconds

b)

20 seconds

c)

40 seconds

d)

60 seconds

6.

Local attraction in a compass survey may exist due to

a)

Faulty adjustment in compass

b)

Presence of magnetic materials

c)

Loss of magnetism in the needle

d)

Friction of the needle at the point

7.

Traverse shown above is

a)

an open traverse

b)

a closed traverse

8.

This is used to by surveyors for a fixed point of reference having a known elevation above or below a particular datum.

a)

A survey mark

b)

A reference tag

c)

A benchmark

d)

A P.O.R

9.

_______________________ surveying deals with areas of limited extent and its assumed that the earths surface is a plane and therefore no corrections necessary for the earths curvature.

a)

Plane

b)

Geodetic

c)

Topographic

d)

G.P.S

10.

What is an imaginary line that passes through the leveling instrument at the crosshairs ?

a)

Line point axis

b)

Line axis point

c)

Line of intersection

d)

Line of collimation

11.
what is the dimesion of simple plane table?
a)
750 x 800 mm
b)
750 x 500 mm
c)
750 x 600 mm
d)
750 x 650 mm
12.
__________ instrument is used to mark north direction on drawing sheet.
a)
alidade
b)
spirit level
c)
u fork
d)
through compass
13.
__________ instrument is used to level a plane table
a)
alidade
b)
spirit level
c)
u fork
d)
through compass
14.
A plumbing fork is used to __________ the plane table.
a)
focusing
b)
centering
c)
orientation
d)
levelling
15.

What is the principle of Chain survey?

a)

Work from whole to part

b)

Triangulation

c)

Traverse

d)

Work from part to whole

16.
If the ground is undulating, rough, difficult and inaccessible. Under these circumstances _________ methods are used to obtain distances
a)
Direct methods
b)
Indirect methods
c)
Chain surveying
d)
Tacheometry
17.
The value of multiplying constant is generally taken as _________
a)
60
b)
80
c)
100
d)
90
18.
Stadia method can also be known as __________
a)
Fixed hair method
b)
Movable hair method
c)
Subtense method
d)
Tangential method
19.
advantages of tacheometric surveying is
a)
saves time & money
b)
used for the hydrographic survey
c)
used where chaining is difficult
d)
all the given
20.

What is the length of one link in metric chain?

a)

30 CM

b)

25 CM

c)

20 CM

d)

15 CM

21.

define surveying

a)

Art of determining linear or angular measurements

b)

linear only

c)

angular measurements only

d)

nothing above

22.

purpose of tie line

a)

joining two stations

b)

divides the area

c)

joining any two sides of triangle

d)

connecting frae work of a survey line

23.

well conditioned triangle

a)

less than 20 degree more than 140 degree

b)

less than 60 degree more than 120 degree

c)

less than 50 degree more than 140 degree

d)

the sides of triangle is less than 30 degree more than 120 degree

24.
How many methods of plane table surveying are there?
a)
2
b)
4
c)
1
d)
3
25.
Plane table (PT) surveying is a __________ method.
a)
Graphical
b)
Linear
c)
Circular
d)
Angular
26.
Which of the below is not a method of doing resection?
a)
Back sighting
b)
Solving two-point problem
c)
Solving three-point problem
d)
Solving four-point problem
27.
Three point problem can be solved by
a)
Tracing paper method
b)
Bessels method
c)
Lehman's method
d)
all of the above
28.
The process of determining the locations of the instrument station by drawing re sectors from the locations of the known stations is called
a)
radiation
b)
intersection
c)
resection
d)
traversing
29.
Bowditch rule is applied to
a)
an open traverse for graphical adjustment
b)
a closed traverse for adjustment of closing error
c)
determine the effect of local attraction
d)
none of the above
30.
Which of the following does not belong to the instruments of plane table?
a)
Spirit level
b)
Plumb bob
c)
Compass
d)
Theodolite
31.
What is the dimensions of Johnson table?
a)
60*45 cm
b)
45*60 cm
c)
40*60 cm
d)
45*65 cm
32.
Which of the following methods of three point problem is a tedious one?
a)
Lehman’s method
b)
Graphical method
c)
Axis method
d)
Mechanical method
33.
Mechanical method is also known as________
a)
Graphical method
b)
Axis method
c)
Trial and error method
d)
Tracing paper method
34.
Which shapes are generally formed in Lehman’s method?
a)
Quadrilaterals
b)
Triangles
c)
Polygons
d)
Circle
35.
In a magnetic area, which type of surveying can be employed?
a)
Traverse surveying
b)
Compass surveying
c)
Theodolite surveying
d)
Plane table surveying
36.

The figure indicates which of the following methods?

a)

Traversing

b)

Intersection

c)

Radiation

d)

Trisection

37.
Which instrument is used to marks north direction on drawing sheet in plane table surveying?
a)
Spirit level
b)
Alidade
c)
Through compass
d)
u-fork
38.
Fiducial edge of alidade is not straight is which type of error in plane table surveying
a)
instrumental error
b)
personal error
c)
error in plotting
d)
none of these
39.

Which of the following indicates the formula for arithmetic check?

a)

ΣBS + ΣFS =

Last RL + First RL

b)

ΣFS - ΣBS =

Last RL - First RL

c)

ΣFS + ΣBS =

Last RL - First RL

d)

ΣFS - ΣBS =

Last RL + First RL

40.

Which of the following represents a form of Bench Mark (B.M)?

a)

True Benchmark

b)

Assumed Benchmark

c)

Datum

d)

Arbitrary Benchmark

41.

Find the value of R.L at station A , if

B.M = 400 m,

B.S = 1.142 m,

F.S = 2.121

a)

403.263 m

b)

400.797 m

c)

399.021 m

d)

396.737 m

42.

The last reading in one series is called:

a)

End Sight

b)

Free Sight

c)

Fore Sight

d)

Front Sight

43.

Fore sight before series & back sight for next series called:

a)

Benchmark

b)

Change point

c)

Datum

d)

Intermediate Sight

44.

The least count of a levelling staff is

a)

0.05 m

b)

0.50 m

c)

0.005 m

d)

0.002 m

45.

……….type of errors rises due to imperfect focusing.

a)

Collimation

b)

Eccentricity

c)

Paralax

d)

Hypotenuse allowance

46.

The back sight reading on a bench mark of 'RL. 200.00m is 2.685 and fore sight reading on 'B* is 1.305m the RL of B is:

a)

202.685m

b)

201.380m

c)

203.990m

d)

201305m

47.

The height of instrument and the reduced level of a point, if its foresight reading is 1.845 m and the back sight reading on a bench mark of R.L 250.000 m is 2.985 m are :

a)

252.985 m and 252.845 m

b)

251.845 m and 251.140 m

c)

252.985 m and 251.140 m

d)

250.845 m and 251.140 m

48.

Which of the following is not true?

a)

B.S. + R.L.=HI

b)

H.I. - F.S.=RL

c)

H.I. - I.S.=RL

d)

B.S. + F.S.=HI

49.

A dumpy level is set up between atations A and B. Staff is held at A whose reduced our 100,000 and Back Sight is noted as 1.100, then Fore Sight is noted as 1.000 after holding the staff at B. What is the reduced level of B?

a)

100.100

b)

101.000

c)

99.900

d)

101.100

50.

.…………..is a point denoting shifting of the level.

a)

Back sight

b)

Station point

c)

Intermediate point

d)

Change point

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