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45. What is the relative fluid pressure P, in the unsaturated zone of a soil? a. P= atmospheric pressure b. P< atmospheric pressure c. P> atmospheric pressure d. P= 0

45. What is the relative fluid pressure P, in the unsaturated zone of a soil? a. P= atmospheric pressure b. P< atmospheric pressure c. P> atmospheric pressure d. P= 0

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question 45
43. In groundwater flow, what are the units of head? a. length/time b. length c. length/time d. length/time 44. What is the difference between hydraulic conductivity and permeability? a. hydraulic conductivity includes properties of both soil and fluid b. permeability includes properties of both soil and fluid c. the units of hydraulic conductivity and permeability are the same d. none of the above 45. What is the relative fluid pressure P, in the unsaturated zone of a soil? a. P= atmospheric pressure b. P< atmospheric pressure c. P> atmospheric pressure d. P= 0 46. Which of the following materials has the highest infiltration capacity? a. silt b. clay c. shale d. gravel 47. What component of a confined aquifer groundwater system is equivalent to a trap or seal in a hydrocarbon prospect? a. potentiometric surface b. high porosity material within aquifer c. cone of depression around pumped well d. aquitard above the aquifer 48. What changes occur in an unconfined aquifer adjacent to a pumped well? a cone shaped depression of the water table forms adjacent to the well b. the zone adjacent to the well becomes unsaturated c. the head is lowered in the vicinity of the well а. d. all of the above
Transcribed Image Text:43. In groundwater flow, what are the units of head? a. length/time b. length c. length/time d. length/time 44. What is the difference between hydraulic conductivity and permeability? a. hydraulic conductivity includes properties of both soil and fluid b. permeability includes properties of both soil and fluid c. the units of hydraulic conductivity and permeability are the same d. none of the above 45. What is the relative fluid pressure P, in the unsaturated zone of a soil? a. P= atmospheric pressure b. P< atmospheric pressure c. P> atmospheric pressure d. P= 0 46. Which of the following materials has the highest infiltration capacity? a. silt b. clay c. shale d. gravel 47. What component of a confined aquifer groundwater system is equivalent to a trap or seal in a hydrocarbon prospect? a. potentiometric surface b. high porosity material within aquifer c. cone of depression around pumped well d. aquitard above the aquifer 48. What changes occur in an unconfined aquifer adjacent to a pumped well? a cone shaped depression of the water table forms adjacent to the well b. the zone adjacent to the well becomes unsaturated c. the head is lowered in the vicinity of the well а. d. all of the above
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