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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Q. The water table is at the ground level and backfill has saturated unit weight as 22KN/m³. The height of wall is 6m and Kₐ=\(\frac{1}{3}.\) Find the pressure intensity.

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Q. The water table is at the ground level and backfill has saturated unit weight as 22KN/m³. The height of wall is 6m and Kₐ=1/3. Find the pressure intensity, if free water stands on other face of wall.

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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 300. The backfill has surcharge of 36 KN/m².

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Q. Compute the passive 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 300. The backfill has surcharge of 36 KN/m².

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Q. If the backfill has unit weight of 18 KN/m² and surcharge of 36 KN/m², then find the equivalent height of surcharge.

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Q. If a backfill has unit weight of 12 KN/m³ and the equivalent height of surcharge as 3m, then find the surcharge.

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