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Civil Engineering - Surveying

Exercise : Surveying - Section 4
41.
α, β are the horizontal angles measured at the ends of a base line AB to a hill top whose angle of elevation from station A is θ°. The height of the hill top above the trunnion axis of the theodolite station, is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
Correct distance obtained by an erroneous chain is:
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
For preparation of a contour plan for a route survey
method of squares is used
method of trace contour is used
method of cross profile is used
indirect method of contouring is used.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
Flint glass
has slightly the greater refracting power than crown glass
has roughly double refracting power than that of crown
and crown glass proportions yield the required focal length and neutralise the dispersion produced by the convex lens at the emergence from the concave
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
The zero of the graduated circle of a prismatic compass is located at
north end
east end
south end
west end.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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