Q. The principal stress relationship on a failure plane is given by _______

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Q. The Belli equation of lateral pressure of cohesive soil is ____________

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Q. The Belli equation at the ground surface is given by _________

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Q. The tension at the top level of retaining wall reduces to zero at a depth ___________

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Q. The depth at which the tension is zero for cohesive soils with retaining wall in terms Kₐ is _____

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Q. The effect of cohesion in the soil is to __________

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Q. For a cohesive soil, the pressure intensity is reduced by a factor of __________

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Q. The total net pressure for a cohesive soil is given by ________

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Q. If a tension crack is developed at the top of wall to a depth Z₀ in cohesive soils, then the total net pressure is zero for a depth of _________

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Q. The critical height for an unsupported vertical cut in cohesive soil is given by _____________

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Q. For an inclined back and surcharge, if P₁, is horizontal pressure and W is weight of soil wedge, then the total pressure is given by __________

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Q. When the top tension portion of the wall in cohesive soil is neglected, the total lateral thrust is given by __________

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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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