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Civil Engineering - Surveying

Exercise : Surveying - Section 1
36.
The most reliable method of plotting a theodolite traverse, is
by consecutive co-ordinates of each station
by independent co-ordinates of each station
by plotting included angles and scaling off each traverse leg
by the tangent method of plotting.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
The difference of level between a point below the plane of sight and one above, is the sum of two staff readings and an error would be produced equal to
the distance between the zero of gradient and the foot of the staff
twice the distance between the zero of graduation and the foot of the staff
thrice the distance between the zero of graduation and the foot of the staff
none of the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
Offsets are measured with an accuracy of 1 in 40. If the point on the paper from both sources of error (due to angular and measurement errors) is not to exceed 0.05 cm on a scale of 1 cm = 20 m, the maximum length of offset should be limited to
14.14
28.28 m
200 m
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
The probable error of the adjusted bearing at the middle is
rn
rn
rn
rn.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
The bearings of the lines AB and BC are 146° 30' and 68° 30'. The included angle ABC is
102°
78°
45°
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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