Soil Mechanics and Foundation Sheet 13
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1) Question.
Which of the following have an influence on the value of permeability ?
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2) Question.
The value of permeability........ the direction of flow of water through the soil mass.
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3) Question.
When applying Darcy's law to soils, it is assumed that the
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4) Question.
The unit of coefficient of permeability is same as that of velocity.
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5) Question.
The property of the soil mass which permits the seepage of water through its interconnecting voids, is called
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6) Question.
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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7) Question.
Which of the following is practically impermeable ?
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8) Question.
Which of the following is highly permeable ?
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9) Question.
A soil containing continuous voids is called ...... soil.
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10) Question.
When the particles of soil are oriented 'edge to edge' pr 'edge to face' with respect to one another, the soil is said to have
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11) Question.
A saturated clay stratum of thickness 10 m, bounded on top and bottom by medium coarse sand layers, has a coefficient of consolidation of . If this stratum is subjected to loading, its is likely that it would undergo 50% of its primary consolidation in
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12) Question.
In a saturated clay layer undergoing consolidation with single drainage at its top, the pore water pressure would be the maximum at its
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13) Question.
A test concrete block is subjected to vertical vibration and resonance occurred at a frequency of 20 cycles per second. If mass of vibration is 6 kg and mass of foundation is 244 kg, then the coefficient of elastic uniform compression of soil is given by
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14) Question.
In a standard Proctor compaction, the water content (w) and maximum dry density are related as:
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15) Question.
The correct increasing order of the surfae areas of the tive soils is
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16) Question.
Given that damping ratio = 0.10 and damping coefficient = 225 kN sec/m. Then the critical damping coefficient in kN sec/m will be
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17) Question.
Degree of freedom of a block type machine foundation is
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18) Question.
If r = frequency ratio, D = damping ratio, then magnification factor in a damped forced vibration is equal to:
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19) Question.
The slope of the e-log p curve for a soil mass gives
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20) Question.
The value of bearing capacity factor for cohesion , for piles as per Meyerhof is taken as
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