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Soil Mechanics Exam 2 Questions and Answers

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Soil Mechanics Exam 2 Questions and Answers T/F: Hydraulic gradient, i, is defined as the energy or head loss, h, per unit length, l. - AnswersTrue T/F: Seepage velocity, the actual velocity of the water flowing in the voids, is greater than the discharge, or superficial, velocity and is related by porosity. - AnswersTrue Hydraulic conductivity, or permeability, depends on the following: - AnswersDegree of Soil Saturation Void Ratio Grain size distribution Pore size distribution T/F: There is a direct relationship between porosity and hydraulic conductivity. - AnswersFalse T/F: Liquefaction, or quicksand, occurs when the effective stress is less than zero. - AnswersFalse T/F: Seepage forces, which may cause quicksand to develop, are always present in soils where there is a gradient causing the flow of water. - AnswersTrue

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©Themoon EXAM SOLUTIONS
18/11/2024 12:30PM

Soil Mechanics Exam 2 Questions and
Answers



T/F: Hydraulic gradient, i, is defined as the energy or head loss, h, per unit length, l. -
Answers✓✓True


T/F: Seepage velocity, the actual velocity of the water flowing in the voids, is greater than the
discharge, or superficial, velocity and is related by porosity. - Answers✓✓True


Hydraulic conductivity, or permeability, depends on the following: - Answers✓✓Degree of Soil
Saturation
Void Ratio
Grain size distribution
Pore size distribution


T/F: There is a direct relationship between porosity and hydraulic conductivity. -
Answers✓✓False


T/F: Liquefaction, or quicksand, occurs when the effective stress is less than zero. -
Answers✓✓False


T/F: Seepage forces, which may cause quicksand to develop, are always present in soils where
there is a gradient causing the flow of water. - Answers✓✓True

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