Q. If the cohesive backfill carries a surcharge of q per unit area, then the lateral pressure is increased by _________

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Q. The lateral pressure for cohesive backfill with surcharge q is ___________

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Q. For a cohesive backfill with surcharge q, when at depth z₀, pₐ=0, then the depth z₀ is ___________

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Q. In case of passive state of plastic state of equilibrium, the lateral pressure is the _________

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Q. The passive earth pressure intensity is given by _______

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Q. The passive earth pressure intensity in terms of coefficient of passive earth pressure is _________

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Q. The ratio between coefficients of passive and active earth pressure is __________

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Q. For angle of internal friction of 250, the ratio of coefficient of passive and active earth pressure is __________

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Q. The relation between Kₚ and Kₐ is _____________

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Q. For a cohesion less soil, the total passive pressure Pₚ at a depth H is ___________

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Q. For a cohesion less soil with surcharge Q, the passive pressure intensity is ___________

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Q. For a surcharge angle β, the passive earth pressure is __________

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Q. For a surcharge angle β the coefficient of passive earth pressure is _______

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Q. When the surcharge angle β is reduced to zero, then the coefficient of passive earth pressure is ______

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Q. In case of cohesive backfill, the passive pressure intensity is given by _______

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Q. In case of cohesive backfill, the total passive pressure is _________

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Q. At the ground surface, there will be no passive pressure in the case of cohesive backfill.

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Q. For an angle of internal friction of 300, the values of coefficients of active and passive earth pressures are given by a _____ and ____ respectively.

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Q. Compute the active pressure intensity when the backfill has unit weight of 18 KN/m³ and height of wall is 6 m. The angle of internal friction is 30°.

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Q. Compute the passive pressure intensity when the backfill has unit weight of Kₐ=\(\frac{1}{3}\) and height of wall is 6 m. The coefficient of active earth pressure Kₐ=\(\frac{1}{3}.\)

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