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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Q. A hydraulic structure should not be built on pervious soil, because of _________

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Q. Undermining of the sub soil is due to ___________

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Q. The pressure at the exit gradient at which the upward force is equal to the submerged weight of the soil is called the ___________

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Q. The concept of undermining by ‘foundation’ was put forward by ____________

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Q. In khosla’s theory, the stream lines occurring under a horizontal is shown in the form of __________

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