Physics · Hydrology and Climatology
The Aridity Index (AI) used in water resources, expressed in terms of Potential Evapotranspiration (PET) and Actual Evapotranspiration (AET), is defined by which of the following formulas?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1AI = PET - AETAET × 100
- 2AI = PETAET × 100
- 3AI = AETPET × 100
- 4AI = PET - AETPET × 100✓
Correct answer
AI = PET - AETPET × 100
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