Civil Engineering - Surveying
Exercise :: Surveying - Section 2
16.
Keeping the instrument height as 1
Answer: Option C
Explanation:
17.
True meridian of different places
A. converge from the south pole to the north pole B. converge from the north pole to the south pole C. converge from the equator to the poles D. run parallel to each other.
Answer: Option C
Explanation:
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
Answer: Option A
Explanation:
19.
Pick up the correct statement from the following :
A. the length of the brass handle is included in the length of chain B. the handles are on swivel joints to prevent twisting of the chain C. the fifth tag from either end of the chain is numbered 5 D. the length of the Gunter's chain is 66 ft. E. all the above.
Answer: Option E
Explanation:
20.
Two hill tops A and B 20 km apart are intervened by a third top C . If the top most contour of the three hill tops are of the same value, state whether the line of sight AB
A. passes clear of hill top C B. passes below the hill top C C. grazes the hill top C D. none of these.
Answer: Option B
Explanation:
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
.