GATE CE 2020 Set 1 — Question 25

MCQ+1 / -0.33MediumCrop Water RequirementsIrrigation Systems & Water NeedWater Resources EngineeringIrrigation Efficiencies

Water Resources Engineering → Irrigation Systems & Water Need → Crop Water Requirements

Last updated 5 September 2026

Question

= 100\text{ mm}

Parameter	Value
Pan Evaporation	$= 100\text{ mm}$
Effective Rainfall	$= 20\text{ mm}$ (after deducting losses due to runoff and deep percolation)
Crop Coefficient	$= 0.4$
Irrigation Efficiency	$= 0.5$

C_u

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