Practice Scale of a Photograph - 8.3.2 | 8. Photogrammetry | Geo Informatics
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Knowledge

8.3.2 - Scale of a Photograph

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the formula for calculating the scale of a photograph?

💡 Hint: Think about how the camera settings relate to the picture's physical area.

Question 2

Easy

If the focal length is 60mm and the flying height is 300m with an average elevation of 50m, what is the scale?

💡 Hint: Subtract the average ground elevation from the flying height before dividing.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does the scale of a photograph express?

  • The camera quality
  • The relationship between image size and actual size
  • The average ground elevation

💡 Hint: Think about why we measure physical things.

Question 2

True or False: A higher flying height increases the scale of a photograph.

  • True
  • False

💡 Hint: Consider how distance affects your view.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

If two photographs are taken at different heights but using the same focal length of 35mm, how do you determine which photo has a wider scale?

💡 Hint: Focus on how flying lower affects viewing detail.

Question 2

Given a focal length of 24mm and an average elevation of 50m, if the flying height is increased to 200m, calculate the new scale and discuss its implications.

💡 Hint: Consider how lower detail may affect planning.

Challenge and get performance evaluation