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Fluid mechanics and hydraulics guides for civil engineers covering open channel flow, pipe flow, pump design, flood analysis using HEC-RAS, and irrigation engineering. Resources for students and professionals.
Solved numericalOil flows from a tank through 140m of 15cm diameter pipe and then discharge into air as shown in the fig. If t…Water Resources · 3 min read
Solved numericalMCQs on Chain Surveying – Set 7Water Resources · 3 min read
Solved numericalA 100mm diameter suction pipe leading to a pump carries a discharge of 0.03 m3/s of oil (sp gr = 0.85). If the…Water Resources · 2 min read
Solved numericalOil (sp gr = 0.84) is flowing in a pipe under the conditions shown in the fig. If the total head loss from poi…Water Resources · 3 min read
Solved numericalA pipe line carrying oil of sp.gr. 0.8, changes in diameter from 300mm at a position A to 500mm at position B…Water Resources · 4 min read
Solved numericalThe water is flowing through a taper pipe of length 50m having diameters 40cm at the upper end and 20cm at the…Water Resources · 4 min read
Solved numericalA pipe, through which water is flowing is having diameters 40cm and 20cm at sections 1 and 2 respectively. The…Water Resources · 3 min read
Solved numericalA fluid is flowing in a 20cm diameter pipe at a pressure of 28 KN/m2 with a velocity of 2.4m/s. The elevation…Water Resources · 3 min read
Solved numericalOil with sp gr 0.75 is flowing through a 15cm diameter pipe under a pressure of 105KN/m2. If the total energy…Water Resources · 1 min read
Solved numericalIf u = ax, v = ay and w = -2az are the velocity components for a fluid flow, check whether they satisfy the co…Water Resources · 3 min read
Solved numericalGiven the velocity vector V = ax i + by I, where a, b = constant. Plot the streamlines of flow and explain whe…Water Resources · 4 min read
Solved numericalShow that the following stream function represents an irrotational flow. ψ=6x-4y+7xy+9Water Resources · 2 min read
Solved numericalThe velocity components in a two-dimensional flow are: u=8x^2 y-8/3 y^3, v=-8(xy)^2+8/3 x^3. Show that these v…Water Resources · 2 min read
Solved numericalFor the velocity potential function given as: u = ay sinxy, v = ax sinxy, obtain an expression for velocity po…Water Resources · 2 min read
Solved numericalThe stream function for a two dimensional flow is given by ψ=8xy. Find the velocity potential function.Water Resources · 1 min read
Solved numericalIf, for a two dimensional potential flow, the velocity potential is given by ϕ=4x(3y-4), determine the velocit…Water Resources · 1 min read
Solved numericalA stream function (ψ) is given by ψ=2x-5y. Calculate the velocity components, and magnitude and direction of r…Water Resources · 1 min read
Solved numericalThe velocity potential (ϕ) is given by ϕ=x^2-y^2. Find the velocity components in x and y direction. Also show…Water Resources · 1 min read