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
A. 4.4 mm
B. 5.5 mm
C. 6.5 mm
D. 7.5 mm
Answer: Option D
This Question Belongs to Civil Engineering >> Surveying
When h value is 75m ,then answer D is possible