Q. The coefficient of earth pressure when the soil is at equilibrium is ___________

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Q. The computation of stress in plastic equilibrium is based on __________

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Q. The wedge-shaped portion of the backfill tending to move with the wall is called _______

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Q. In active stress, the major principal stress σ1 acting on the wall will be in __________ plane.

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Q. The plastic state of stress was proposed by ___________

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Q. The position of the backfill lying above the horizontal plane at the top of wall is called _________

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Q. What will be the co-efficient of passive earth pressure, at a depth of 8m in cohesion less soil sand with an angle of internal friction of 30° when the water rises to the ground level?

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Q. The coefficient of active earth pressure is_______ than the coefficient of passive pressure.

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Q. The coefficient earth pressure at rest is _______________

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Q. For earth pressure at rest, there will be no ______

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Q. The lateral strain in the horizontal direction is _______

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Q. The lateral earth pressure at rest with respect to Poisson’s ratio is _______

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Q. The coefficient of earth pressure at rest is given by _________

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Q. If γ is the unit weight of soil, then the lateral earth pressure at depth z of soil mass is ______

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Q. The pressure distribution diagram for earth pressure at rest is _______

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Q. The total earth pressure P₀ at rest per unit length for vertical height H is _______

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Q. The coefficient of earth pressure at rest is represented as _________ expression given by Jaky.

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Q. For cohesion-less soil, the angle of internal friction is 45°, find the K₀.

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Q. A backfill of a retaining wall consists of γ=19 kN/m³ which is 6 m high. Find the total earth pressure per meter length. Given coefficient of earth pressure at rest is 0.5.

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Q. If K₀=0.4, then find the value of µ.

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