Practice Merits - 9.1.4 | 9. Theissen’s and Isohyetal Methods | Hydrology & Water Resources Engineering - Vol 1
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9.1.4 - Merits

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the main advantage of using the Theissen Polygon Method?

💡 Hint: Think about how straightforward the method is.

Question 2

Easy

In what type of catchment is the Theissen Polygon Method most useful?

💡 Hint: Consider the size of areas where uniformity is more likely.

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

Which of the following is NOT a merit of the Theissen Polygon Method?

  • Simplicity
  • Accuracy in high topography
  • Spatial variability

💡 Hint: Think about what factors influence accuracy.

Question 2

True or False: The Theissen Polygon Method is best utilized in large catchments.

  • True
  • False

💡 Hint: Reflect on the definition of small and medium catchments.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A catchment area has five rain gauge observations at 8 mm, 10 mm, 12 mm, 14 mm, and 16 mm, covering respective areas of 1 km², 2 km², 3 km², 4 km², and 5 km². Calculate the area-weighted average rainfall.

💡 Hint: Apply the weighted average formula based on area.

Question 2

Discuss how the Theissen Polygon Method could be adapted for use in a mountainous region where topography significantly influences rainfall.

💡 Hint: Recall what influences rainfall beyond just flat areas.

Challenge and get performance evaluation