| 1. | The active earth pressure of a soil is defined as the lateral pressure exerted by soil ? | |
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when it is at rest
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when the retaining wall has no movement relative to the back fill
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when the retaining wall tends to move away from the back fill
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when the retaining wall moves into the soil
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Report Question| 2. | The compression index of the soil ? | |
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increases with the increase in liquid limit
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decreases with the increase in liquid limit
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increases with the decrease in plastic limit
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decreases with the increase in plastic limit
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| 3. | Which of the following statement is wrong ? | |
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The neutral stress does not change the shearing resistance of the soil.
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The decrease in effective stress is accompanied by increase in the neutral stress
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The neutral stress does not decrease the void ratio
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none of the above
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| 4. | A flow line in seepage through a soil medium is defined as the ? | |
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path of particles of water through a saturated soil mass mass
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line connecting points of equal head of water
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flow of movement of fine particles of soil
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direction of the flow particle
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| 5. | The activity of clay is defined as the ratio of ? | |
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liquid limit to plastic limit
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liquidity index to plasticity index
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plasticity index to clay fraction
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plasticity index to shrinkage index
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| 6. | A sample of clay and a sample of sand have the same specific gravity and void ratio. Their permeabilities will differ because ? | |
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their porosities will be different
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their densities will be different
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their degrees of saturation will be different
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the size ranges of their voids will be different
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| 7. | The coefficient of earth pressure at rest for stiff clay is about ? | |
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0.4
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0.5
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0.6
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0.8
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| 8. | The effective stress on the soil is due to the ? | |
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external load acting on the soil
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weight of the soil particles
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weight of water present in soil pores
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both (a) and (b)
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| 9. | The bearing capacity factors Nc, Nq, and N?, are functions of ? | |
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cohesion of the soil
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friction angle
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internal friction angle
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both (a) and (b)
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| 10. | The ratio of the volume of voids to the total volume of soil mass is called ? | |
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water content ratio
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porosity
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void ratio
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degree of saturation
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