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Civil Engineering - Surveying

Exercise : Surveying - Section 1
16.
If a 30 m chain diverges through a perpendicular distance d from its correct alignment, the error in length, is
.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
Diopter is the power of a lens having a focal length of
25 cm
50 cm
75 cm
100 cm
125 cm
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
An imaginary line joining the points of equal elevation on the surface of the earth, represents
contour surface
contour gradient
contour line
level line
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
The 'fix' of a plane table station with three known points, is bad if the plane table station lies
in the great triangle
outside the great triangle
on the circumference of the circumscribing circle
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
If R is the radius of the main curve, θ the angle of deflection, S the shift and L the length of the transition curve, then, total tangent length of the curve, is
(R - S) tan θ/2 - L/2
(R + S) tan θ/2 - L/2
(R + S) tan θ/2 + L/2
(R - S) tan θ/2 + L/2
(R - S) cos θ/2 + L/2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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