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Civil Engineering - Advanced Surveying

Exercise : Advanced Surveying - Section 2
1.
In field astronomy, the quantities observed are entirely
lengths
angles
heights
all of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
The orthogonal projection of the perspective centre on a tilted photograph, is called
nadir
isocentre
principal point
plumb point.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
The principal plane contains
nadir point
iso centre
principal point
principal axis and principal line
all the above..
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
The point where vertical line passing through the perspective centre intersects the plane of the photograph, is known as
photo plumb point
plumb point
nadir point
isocentre
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Pick up the correct statement from the following :
Aerial photographs may be either vertical or oblique
Vertical photographs are taken with the axis of camera pointing vertically downward
Vertical photographs are used for most accurate maps
On oblique photographs, scale variation is larger as compared to that of vertical photographs
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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