Practice Effective Rainfall (ER) - 44.3 | 44. Irrigation Requirement and Frequency of Irrigation | Hydrology & Water Resources Engineering - Vol 3
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Effective Rainfall (ER)

44.3 - Effective Rainfall (ER)

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is Effective Rainfall?

💡 Hint: Think about what rainwater is used for in agriculture.

Question 2 Easy

Name one method to estimate Effective Rainfall.

💡 Hint: Consider which organizations provide guidelines for these methods.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is Effective Rainfall?

Total rainfall available for crops
Rain that is lost to evaporation
Usable precipitation for crops

💡 Hint: Focus on what is truly usable by plants.

Question 2

True or False: All rainfall contributes equally to crop needs.

True
False

💡 Hint: Consider the factors that eliminate rainwater availability.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Consider a field that receives 1000 mm of rain per year. If 200 mm evaporates and 150 mm runs off, what is the Effective Rainfall?

💡 Hint: Subtract evaporation and runoff from the total rainfall.

Challenge 2 Hard

How would you explain the importance of Effective Rainfall in regions prone to drought?

💡 Hint: Think about water scarcity and crop survival strategies.

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