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Q4/ Points A and B are at elevation 400 m and 200m above datum respectively. photographic coordinates of their images on a vertical photograph are xa= -70mm, ya= -45 mm, xb= -90 mm and yb=30 mm. what is the length of line AB on the ground? If the photo was taken from 3500m above datum, with 150 mm focal length camera.

Q4/ Points A and B are at elevation 400 m and 200m above datum respectively. photographic coordinates of their images on a vertical photograph are xa= -70mm, ya= -45 mm, xb= -90 mm and yb=30 mm. what is the length of line AB on the ground? If the photo was taken from 3500m above datum, with 150 mm focal length camera.

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Q4/ Points A and B are at elevation 400 m and 200m above datum respectively. photographic coordinates of their images on a vertical photograph are xa= -70mm, ya= -45 mm, xb= -90 mm and yb=30 mm. what is the length of line AB on the ground? If the photo was taken from 3500m above datum, with 150 mm focal length camera.
Transcribed Image Text:Q4/ Points A and B are at elevation 400 m and 200m above datum respectively. photographic coordinates of their images on a vertical photograph are xa= -70mm, ya= -45 mm, xb= -90 mm and yb=30 mm. what is the length of line AB on the ground? If the photo was taken from 3500m above datum, with 150 mm focal length camera.
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