Pick up the correct statement from the following: When stress decreases, void, r

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Question
Pick up the correct statement from the following:
Options
A. When stress decreases, void, ratio decreases
B. When stress decreases, coefficient of permeability decreases
C. When stress decreases, coefficient of volume change decreases
D. When stress decreases void ratio, co-effi-cients of per-meability and volume change decrease.

Correct Answer

When stress decreases void ratio, co-effi-cients of per-meability and volume change decrease.

Soil Mechanics and Foundation Engineering problems

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1. The bearing capacity of a soil depends upon
Options
A. size of the particles
B. shape of the particles
C. cohesive properties of particles
D. internal frictional resistance of particles
E. all the above.

2. A suspended particle falls through a height H cm in water in t minutes. If the viscosity of water is ? and specific gravity of the particle is G, the diameter of the particle is (where M is a constant factor)
Options
A. 10³M
B. 10⁴M
C. 10⁵M
D. 10²M

3. Pick up the correct statement from the following:
Options
A. The permeability of the coarse-grained soils may be reduced by grouting.
B. The process of injecting fluids (i.e. grouts) into the pores space of the soil, is called grouting.
C. The grouting increases the soil strength.
D. All the above.

4. A plane inclined at an angle ? to the horizontal at which the soil is expected to stay in the absence of any lateral support, is known as
Options
A. natural slope line
B. repose line
C. the ? line
D. all the above.

5. A triaxial shear test is prefered to direct shear test, because
Options
A. it can be performed under all three driange conditions with complete control
B. precise measurement of pore pressure and change in volume during test, is not posible
C. stress distribution on the failure plane, is non uniform
D. none of these.

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