Q. Water is flowing at a rate of 0.04 m³/s in a soil sample of 12m thick and cross section of 50m². The coefficient of permeability is 1.6*10¯³m/s. What will be the seepage force per unit volume?

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Q. Water is flowing at a rate of 0.04 m³/s in a soil sample of 12m thick and cross section of 50m². The coefficient of permeability is 1.6*10¯³m/s. The submerged unit weight γ’=9.59 kN/m³. Calculate the effective pressure if flow is in upward direction.

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Q. A soil has voids ratio of 0.78 and critical gradient at which quick sand condition occurs is 0.94. Calculate the specific gravity.

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Q. If a soil has a voids ratio of 0.68 and water percolating through it has a discharge velocity of 1.35*10¯²cm/s. Calculate its seepage velocity.

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Q. If the discharge velocity is 1.35*10¯²cm/s and seepage velocity is 3.95*10¯²cm/s of water through a soil, then what will be its voids ratio?

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Q. Water is flowing at a rate of 0.04 m³/s in a soil sample of 12m thick and cross section of 50m². The coefficient of permeability is 1.6*10¯³m/s. The submerged unit weight γ’=9.59 kN/m³. Calculate the effective pressure if flow is in downward direction.

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Q. What are the types of flow head that exist at any point in a saturated soil mass?

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Q. The quantity of water, flowing through a saturated soil mass can be estimated by which of the following theory?

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Q. According to theory of flow of fluids through porous medium, the saturated porous medium is ___________

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Q. The quantity of water which flows out from any element of volume is _________ than quantity which flows out.

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Q. In the zone of soil through which water seeps, there will be ____________ change in the degree of saturation.

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Q. The path along which, the individual particles of water seep through the soil are ___________

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Q. The solution of velocity potential φ can be obtained by which of the following methods?

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Q. The loss of head per unit distance in soil is called ___________

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Q. Seepage pressure is important for which of the following purpose?

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Q. The total head at any point on soil may be regarded as __________ per unit weight of water measured.

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Q. A combination of velocity potential (φ) and stream function (ψ) is called ___________

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Q. A flow net can be used for which of the following purpose?

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Q. The portion between two successive flow lines is known as ___________

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Q. Who was the first to give a graphical method of flow net construction?

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