Q. What is the value of Lane’s coefficient for fine sand and coarse sand?

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Q. What is the range of Lane’s coefficient for clayey soils?

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Q. The laplacian equation represents two sets of curves intersecting orthogonally.

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Q. What is the path represented by the streamlines?

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Q. How many corrections are needed for the complex profile broken from simple forms, to be valid?

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Q. By how many considerations the depth downstream vertical cutoff is governed?

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Q. Khosla’s theory of flow nets says that the loss head does not take place uniformly.

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Q. What is laplacian equation?

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Q. What type of points is needed to be joined to form an equipotential line?

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Q. The component of which force is to be counterbalanced so that the soil grains remain stable?

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Q. What is the name of the gradient pressure at the exit end?

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Q. Which method is evolved by khosla for designing of hydraulic structures?

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Q. What is the formula for the upstream apron length according to Bligh?

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Q. What is the empirical formula given by Bligh for the design of the top width of the weir wall?

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Q. What is the correct calculation for balance floor length?

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Q. The ordinate of the uplift pressure at a point is found to be 2.8 m while designing the downstream floor thickness of a weir. If the relative density of concrete is 2.4 then the minimum thickness of the floor to be provided for resisting uplift pressure without accounting safety factor is _______

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Q. The minimum thickness (t) of the downstream floor required in the design of weir can be expressed by the equation ___________

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Q. The width provided at the site for the river to flow and also the length of the weir is ____________

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Q. By increasing the length of the floor on the upstream of the weir axis?

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Q. Calculate the length of the downstream floor for a vertical drop weir having crest shutters, if the total maximum head loss is 2.5 m. Assume the value of Bligh’s constant as 12.

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