Civil Engineering - Surveying

Exercise : Surveying - Section 2
16.
Keeping the instrument height as 1 m, length of staff 4 m, the up gradient of the ground 1 in 10, the sight on the up slope must be less than
25 cm
20 m
45 m
10 m
Explanation:
No answer description is available. Let's discuss.

17.
True meridian of different places
converge from the south pole to the north pole
converge from the north pole to the south pole
converge from the equator to the poles
run parallel to each other.
Explanation:
No answer description is available. Let's discuss.

18.
Let angular value of one graduation of a tube of length x be φ seconds and R be the radius of its internal curved surface, then
.
Explanation:
No answer description is available. Let's discuss.

19.
Pick up the correct statement from the following :
the length of the brass handle is included in the length of chain
the handles are on swivel joints to prevent twisting of the chain
the fifth tag from either end of the chain is numbered 5
the length of the Gunter's chain is 66 ft.
all the above.