Compare the scales of photography for the area recordedand the strip widths given by cameras A and B at thesame flying heights.Camera ACamera BFormat 180 mm x 180 mm 230 mm x 230 mmFocal length210 mm150 mmHow many photographs would be taken by the camera Ain covering a strip 16 km long at a flying height of 1350m? The longitudinal overlap is 60%.

Answered: Image /qna-images/answer/3f4f38d8-5228-40d0-9fa6-8497bbe0d23c.jpg

Compare the scales of photography for the area recorded and the strip widths given by cameras A and B at the same flying heights. Camera A Camera B Format 180 mm x 180 mm 230 mm x 230 mm 210 mm 150 mm Focal length How many photographs would be taken by the camera A in covering a strip 16 km long at a flying height of 1350 m? The longitudinal overlap is 60%.

Compare the scales of photography for the area recorded and the strip widths given by cameras A and B at the same flying heights. Camera A Camera B Format 180 mm x 180 mm 230 mm x 230 mm 210 mm 150 mm Focal length How many photographs would be taken by the camera A in covering a strip 16 km long at a flying height of 1350 m? The longitudinal overlap is 60%.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

The elevation of points O and a is 267ft, that of point is Band Cis 52 4ft and that of D is 820ft the flying height above sea level is 1769ft and the focal length of the camera is 8.23 inch determine the scale of the photograph along the line ao along the bc and at point d ,expressing each scale as a number of feetcorres ponding to 1 inch,
The vertical photograph was exposed with a 60 cm focal length camera at a flying height of 3,000 meters above datum. What is the photo scale at point a if the elevation of point A on the ground is 300 m above datum?
The scale of the photograph is 10cm = 100m. The photograph size is 23cmx23cm determine the number of photographs required to cover an area of 15kmx10 km, if the longitudinal overlap is 60% and side overlap is 720%.
Discuss briefly the advantages of plane table survey.
There are two points, A and B: elevations above datum are hA=1760ft and hB=1425ft Images a and b on a vertical photograph have photo coordinates xa=2.95in., ya=2.32in., xb=−1.64in., and yb=−2.66in. The camera focal length was 152.4mm and the flying height above datum 7700ft. An image c of a third point C appears. Its elevation hC=1455ft and its photo coordinates are xc=3.20in. and yc=−2.66in Using EXCEL Calculate Angle A Calculate Angle B Calculate Angle C
An area of 10 km x 20 km is to be surveyed using aerial photogrammetry Average scale of photograph is 1:10,000 at ground elevation of 400 m above the datum. Focal length of camera used is 20cm and size of photographs are 23cm x 23cm. The speed of aircraft is 270 kmph. The forward lap in photographs is 70% and side lap is 30% Determine the flying height, exposure interval and number of photographs required to complete the survey.
Aerial photography was taken at a flying height of 1250m above average terrain. If the camera focal plane dimensions were 23cm by 23cm, the focal length is 153 mm, what is the ground distance? The spacing between adjacent flight lines is 1370 m, what is the percent side lap?
Subject: Surveying Latitude Departure Linear error of closure Relative error of closure Offset
Q- A photographic survey is carried out to a scale of 1: 20000. A camera with a wide angle lens of f = 170 mm was used with 25 cm × 25 cm plate size for a net 65% overlap along the line of flight. What is the error in height given by an error of 0.15 mm in measuring the parallax of the point ?
Determine the horizontal distance between two points A and B whose elevations above datum are hA = 1840 ft and hB = 1425 ft and whose images a and b on a vertical photograph have photo coordinates xa = 2.95 in., ya = 2.32 in., xb = -1.64 in., and yb = -2.66 in. The camera focal length was 152.4 mm and the flying height above datum 7900 ft . Express your answer in feet to four significant figures.
) On a truly vertical aerial photograph, whose focal length is 100.00 mm, the base ofthe corner of a vertical building appears 50.00 mm from the principal point. The top of thesame corner of the building is measured to the 51.00 mm from the principal point. It has 2been determined that the flight altitude of the camera above the ground at the base of thebuilding is 8000.0 ft. What is the height of the building?
(e) An area of 150 km × 105 km is to be surveyed using aerial photogrammetry. From the data given below determine number of photographs required to cover complete area; height of flight, spacing of flight lines, ground exposure distance and exposure interval: Size of photograph 23 cm x 23 cm Average scale of photograph = 1 : 25000 Average elevation of terrain = 335 m Longitudinal overlap 65% Side overlap = 28% = - Ground speed of aircraft = 270 km/hr Focal length of camera = 200 mm 0.5 sec Least count of intervalometer =