Irrigation Engineering
Infiltration is the

None of these
both (A) and (B)
movement of water through the soil
absorption of water by soil surface

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Irrigation Engineering
Effective precipitation for a crop may be defined as

Available water stored in soil within root zone of the crop
Total precipitation minus the loss due to infiltration
Total precipitation during the crop period
Total precipitation minus the loss due to evaporation

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Irrigation Engineering
An artesian aquifer is the one where

water table serves as upper surface of zone of saturation
water is under pressure between two impervious strata
water surface under the ground is at atmospheric pressure
None of these

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