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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Q6. select the proper choice
1.
2.
a.
b. For a curved interface, the pressure is greater on the concave side of the air-water
interface
For a curved interface, the pressure is equal on both sides of the air-water
interface.
C
For a curved interface, the pressure is greater on the convex side of the air-water
interface
a.
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
DR SALLOOM BARGHOOTH SALIM
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
Transcribed Image Text:Q6. select the proper choice 1. 2. a. b. For a curved interface, the pressure is greater on the concave side of the air-water interface For a curved interface, the pressure is equal on both sides of the air-water interface. C For a curved interface, the pressure is greater on the convex side of the air-water interface a. 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 DR SALLOOM BARGHOOTH SALIM 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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