Civil Engineering - Advanced Surveying - Discussion

Discussion Forum : Advanced Surveying - Section 3 (Q.No. 4)
4.
Pick up the correct statement from the following :
The principal point coincides with plumb point on a true vertical photograph
The top of a hill appears on a truly vertical photograph at greater distance than its bottom from the principal point
The top of a hill is represented on a vertical photograph at larger scale than the area of a nearby valley
The planimetric displacement of the point due to relief on a truly vertical photograph is directly proportional to its distance from the principal point and also its elevation
All the above.
Answer: Option
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