Civil Engineering - Advanced Surveying

Exercise : Advanced Surveying - Section 2
6.
An aerial photograph may be assumed as
parallel projection
orthogonal projection
central projection
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
If the equatorial distance between two meridians is 100 km, their distance at 60° latitude will be
1000 km
800 km
600 km
500 km
400 km.
Answer: Option
Explanation:
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8.
The rate of change of parallax dp/dh with respect to change in h, may be expressed as
fB/(H - h)
fB/(H - h)2
fB/(H + h)
fB/(H + h)2.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
The displacement of the pictured position of a point of h elevation on a vertical photograph taken with a camera of 30 cm focal length, from an altitude of 3000 m, is
4.4 mm
5.5 mm
6.5 mm
7.5 mm
10 mm
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
The net ground area of a vertical photograph 20 cm x 20 cm on scale 1 : 10,000 having overlaps 60% and 30%, is
0.50 sq km
0.56 sq km
0.60 sq km
0.64 sq km.
Answer: Option
Explanation:
No answer description is available. Let's discuss.