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Worksheets28-01-26 Surveyor, Compass Survey - Part 1
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
Chain surveying becomes unsuitable mainly because it
a)
Requires compass observations
b)
Is based on traversing
c)
Requires open ground for forming triangles
d)
Cannot measure distances accurately
2.
Compass surveying is primarily based on the principle of
a)
Triangulation
b)
Levelling
c)
Traversing
d)
Intersection
3.
A traverse is said to be CLOSED when
a)
It starts and ends at unknown points
b)
It is run along a road
c)
Starting and ending stations are fixed
d)
Bearings are measured accurately
4.
A link traverse is technically classified as
a)
Open traverse
b)
Unclosed traverse
c)
Closed traverse
d)
Loop traverse
5.
Which of the following surveys is best suited for an OPEN traverse
a)
Pond survey
b)
Lake boundary survey
c)
Forest area survey
d)
Road alignment survey
6.
Latitude of a traverse line represents its projection on
a)
East West direction
b)
Horizontal plane
c)
North South direction
d)
Magnetic meridian
7.
The correct formula for calculating Departure is
a)
l cos theta
b)
l sin theta
c)
l tan theta
d)
l sec theta
8.
Independent coordinates are preferred in traversing because
a)
They reduce field work
b)
They are faster to compute
c)
They avoid accumulation of errors
d)
They eliminate compass readings
9.
Which instrument measures bearings in Whole Circle Bearing system
a)
Surveyors compass
b)
Prismatic compass
c)
Box sextant
d)
Theodolite
10.
Local attraction in compass surveying is mainly caused by
a)
Long traverse lengths
b)
High humidity
c)
Magnetic substances near the compass
d)
Steep terrain
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