31.3.4 - Horton's Infiltration Index
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Practice Questions
Test your understanding with targeted questions
What does the decay constant (k) represent in Horton's equation?
💡 Hint: Think about what happens to infiltration capacity after rain starts.
Explain how Horton's equation can be used to manage irrigation practices.
💡 Hint: Consider the importance of knowing when soil reaches saturation.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the decay constant (k) signify in Horton’s equation?
💡 Hint: Consider its role in infiltration behavior over time.
Horton’s Infiltration Index is primarily used to estimate:
💡 Hint: Think about what the index aims to simplify in hydrologic analysis.
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Challenge Problems
Push your limits with advanced challenges
If f0=15 mm/hr and fc=3 mm/hr, given k=0.3, what would the infiltration rate be after 5 hours?
💡 Hint: Calculate e^{-1.5} first to find the rate.
Discuss the implications of using only the initial infiltration capacity when applying Horton's Index in urban planning.
💡 Hint: Consider why urban areas require precise rainfall runoff predictions.
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