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Civil Engineering - Surveying

Exercise : Surveying - Section 4
21.
Accuracy of elevation of various points obtained from contour map is limited to
of the contour interval
th of the contour interval
rd of the contour interval
th of the contour interval.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Magnetic bearing of a survey line at any place
remains constant
changes systematically
varies differently in different months of the year
is always greater than true bearing.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
Perpendicularity of an offset may be judged by eye, if the length of the offset is
5 m
10 m
15 m
20 m.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
The bearings of two traverse legs AB and BC are N52° 45' E and N34° 30' E respectively. The deflection angle is
18° 15' E
18° 15' N
18° 15' W
18° 15' R
18° 15' L
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
A lemniscate curve will not be transitional throughout, if its deflection angle, is
45°
60°
90°
120°
180°
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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