Civil Engineering - Surveying

Exercise :: Surveying - Section 7
46.
If deflection angles are measured in a closed traverse, the difference between the sum of the right-hand and that of the left hand angles should be equal to

Answer: Option D

Explanation:

47.
Locating the position of a plane table station with reference to three known points, is known as

A.
intersection method B.
radiation method C.
resection method D.
three point problem.

Answer: Option D

Explanation:

48.
If D is the degree of the curve of radius R , the exact length of its specified chord, is

A.
radius of the curve x sine of half the degree B.
diameter of the curve x sine of half the degree C.
diameter of the curve x cosine of half the degree D.
diameter of the curve x tangent of half the degree.

Answer: Option B

Explanation:

49.
Correction per chain length of 100 links along a slope of α° is

Answer: Option A

Explanation:

50.
If the chain line which runs along N-S direction is horizontal and the ground in E-W direction is sloping

A.
it is possible to set offsets correctly on east side B.
it is possible to set offsets correctly on east side C.
it is not possible to set offsets correctly on west side D.
it is possible to set offsets correctly on both sides.

Answer: Option D

Explanation: