Q. The theory of the primary design of sand drains based upon the extension of Terzaghi’s basic work was largely developed by ___________

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Q. In 1935, solved the differential equation of consolidation by radial flow to a well.

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Q. ______________ also worked independently on the problem of sand drains and published his results in 1942.

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Q. In three dimension consolidation equation soil is assumed to be ______________

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Q. In three dimension consolidation equation soil is assumed to be ____________

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Q. In three dimension consolidation equation, the pressure increment is ____________

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Q. The transformation from Cartesian to plane coordinates in x-direction is given by ______

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Q. The transformation from Cartesian to plane coordinates in y-direction is given by ______

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Q. The transformation from Cartesian to plane coordinates in x-direction is given by ______

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Q. In polar form the term, \(\frac{∂r}{∂x}\) is given by______

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Q. In polar form the term, \(\frac{∂r}{∂y}\) is given by______

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Q. In polar form the term, \(\frac{∂θ}{∂x}\) is given by______

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Q. In polar form the term, \(\frac{∂θ}{∂y}\) is given by______

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Q. The partial differentiation of excess hydrostatic pressure \overline{u} as a function of r and θ with respect to x is given by _______

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Q. The term \(\frac{∂^2 \overline{u}}{∂x^2}+\frac{∂^2 \overline{u}}{∂y^2}\) in terms of r and θ is given by _______

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Q. In case of radial symmetry, \(\frac{∂^2 \overline{u}}{∂x^2}+\frac{∂^2 \overline{u}}{∂y^2}\) is_________

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Q. In three dimensional consolidation of sand drain, having radial symmetry, the governing consolidation equation is _______

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Q. The radial flow part of governing consolidation equation of three dimensional consolidation having radial symmetry is _______

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Q. The one dimensional flow part of governing consolidation equation of three dimensional consolidation having radial symmetry is _______

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Q. The equation given by Carillo in 1942 relating the degree of consolidation in one dimensional flow (Uz) and radial flow (Ur) is _______

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