Q6. select the proper choice 1. a. For a curved interface, the pressure is greater on the convex side of the air-water interface b. For a curved interface, the pressure is greater on the concave side of the air-water interface 2. c. For a curved interface, the pressure is equal on both sides of the air-water interface. Contact angle is the angle measured from the liquid-solid interface to the liquid-air interface. b. Contact angle is the angle measured from the liquid-air interface to the solid-air Interface c. Contact angle is the angle measured from the solid-air interface to the solid-liquid interface a DR SALLOOM BARGHOOTH SALIM 4. 3. A pressure of one Newton per square meter is equal to a. 10 cm H₂O b. 10 cm Hg c.. 10 kP In unsaturated water flow in soil a. Cross-sectional area of water flow increases, tortuosity increases and drag forces increase b. Cross-sectional area of water flow decrease, tortuosity increases and drag forces increase c. Cross-sectional area of water flow decreases, tortuosity decrease and drag forces decrease 5. For the same soil; initial infiltration rate a. Decreases with increasing water content b. Increases with increasing water content c. Increases with decreasing water content
Q6. select the proper choice 1. a. For a curved interface, the pressure is greater on the convex side of the air-water interface b. For a curved interface, the pressure is greater on the concave side of the air-water interface 2. c. For a curved interface, the pressure is equal on both sides of the air-water interface. Contact angle is the angle measured from the liquid-solid interface to the liquid-air interface. b. Contact angle is the angle measured from the liquid-air interface to the solid-air Interface c. Contact angle is the angle measured from the solid-air interface to the solid-liquid interface a DR SALLOOM BARGHOOTH SALIM 4. 3. A pressure of one Newton per square meter is equal to a. 10 cm H₂O b. 10 cm Hg c.. 10 kP In unsaturated water flow in soil a. Cross-sectional area of water flow increases, tortuosity increases and drag forces increase b. Cross-sectional area of water flow decrease, tortuosity increases and drag forces increase c. Cross-sectional area of water flow decreases, tortuosity decrease and drag forces decrease 5. For the same soil; initial infiltration rate a. Decreases with increasing water content b. Increases with increasing water content c. Increases with decreasing water content
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