Civil Engineering - Advanced Surveying

Exercise :: Advanced Surveying - Section 1

46. 

Invar tapes used for measuring base lines, is made of nickel-iron alloy containing nickel

A. 24%
B. 36%
C. 40%
D. 60%.

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

47. 

Triangulation surveys are carried out for locating

A. control points for surveys of large areas
B. control points for photogrammetric surveys
C. engineering works, i.e. terminal points of long tunnels, bridge abutments, etc.
D. all the above.

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

48. 

The movement of the projector in y-direction, introduces in the model a y-parallax

A. maximum at position 1
B. maximum at position 2
C. maximum at position 5 and 6
D. maximum at positions 3 and 4
E. equally throughout the model.

Answer: Option E

Explanation:

No answer description available for this question. Let us discuss.

« Prev   1 2 3 4 5 6 7 8 9 10