Q. If at interface of dissimilar soils, k₁=9×10¯⁷ cm/s and k₂=4×10¯⁷ cm/s. The deflection of flow lines at interface has θ₁=30°, then θ₂ will be _______

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Q. What are the essentials, required to draw a flow net?

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Q. The phreatic line can be located by which of the following method?

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Q. Kozney’s top flow lines is called as ____________

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Q. For the water flowing above an impervious, infinite, horizontal plane. The net flow is given by ___________

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Q. What is the line within a dam section, below which there are positive hydrostatic pressures?

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Q. The flow lines and equipotential proposed by Kozney is in the shape of ____________

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Q. The analytical solution of schaffernak and Van Iterson gave result only for slopes, having __________

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Q. What kind of method was suggested by Casagrande, for determining the phreatic line?

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Q. The phreatic line can be located by Casagrande method.

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Q. The phreatic line is the ________

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Q. The phreatic line is also known as the ________

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Q. The phreatic line is defined as the line within a dam section below which there are ________ in dam.

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Q. The focus in an earth dam with no filter is ________

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Q. The base parabola is the ________

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Q. In the earth dam with no filter, the base parabola does not cut the d/s slope.

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Q. The slope of discharge face can exceed _______

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Q. Khosla’s theory can be used for calculating which of the following?

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Q. The failure of Naror weir in India was due to __________

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Q. The hydraulic gradient theory of weir design was developed by __________

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