4.9 - Scale of a Vertical Photograph
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Practice Questions
Test your understanding with targeted questions
What is the scale of a vertical photograph if the distance between two objects on the ground is 200m and the distance on the photograph is 2m?
💡 Hint: Use the formula S = ab / AB.
If a camera has a focal length of 50mm and the height is 200m, what is the scale?
💡 Hint: Apply the formula S = f / H.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the formula for calculating the scale of a vertical photograph?
💡 Hint: Consider how focal length and height interplay in scale determination.
True or False: The scale of a photograph remains the same irrespective of the elevation of objects.
💡 Hint: Recall how scale changes with varied elevations.
1 more question available
Challenge Problems
Push your limits with advanced challenges
You have a vertical photograph taken from an altitude of 1200m with a focal length of 75mm. Calculate the scale. If an object on the ground was measured to be 15m in reality, what would be its size on the photograph?
💡 Hint: Apply the formula for scale and convert distances as needed.
Analyze a scenario where the flying height changes from 800m to 1200m with the same focal length of 100mm. Explain how this impacts the scale and why.
💡 Hint: Consider the relationships presented about scale and flight height.
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