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Civil Engineering - Advanced Surveying

Exercise : Advanced Surveying - Section 1
21.
If the general ground level of any area is 10% of the flying height, the principal points may be used as the centres of radial directions for small scale mapping even in tilted photograph up to
1°
2°
3°
4°
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
The station which is selected close to the main triangulation station, to avoid intervening obstruction, is not known as
satellite station
eccentric station
false station
pivot station.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
The relief displacement of a minar 72 m high on photograph is 7.2 mm and its top appears 10 cm away from principal point. The flying height of the camera, is
500 m
1000 m
1500 m
2000 m.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Pick up the correct statement from the following. The difference between the longitudes of the places is obtained.
by subtracting their longitudes if places are in the same hemisphere
by adding their longitudes if places are in the different hemispheres
by subtracting the sum of their longitudes exceeding 180° from 360° if places are in different hemispheres
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
While making astronomical observations, the observer is mainly concerned with
the direction of the vertical, the axis of rotation of the instrument
the direction of the poles of the celestial sphere
the direction of the star from the instrument
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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