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Numerical (Water)

Numerical problems on Water Resources Engineering covering fluid mechanics, hydraulics, and irrigation. Step-by-step solved examples for civil engineering exams.

Topics: Application of Momentum Principle 18 Boundary layer theory 24 Buoyancy and floatation 31 Flow measurement 28 Fluid Dynamics 24 Fluid Kinematics 16 Hydrostatic Forces on Surfaces 62 Relative equilibrium 22

Solved numericalThe bottled liquid (sp gr = 0.9) in the fig. is under pressure, as shown by the manometer reading. Compute the…Water Resources · 2 min read

Solved numericalA dam has a parabolic profile as shown in the fig. Compute the horizontal and vertical components of the force…Water Resources · 2 min read

Solved numericalIn the fig., a 2.4m diameter cylinder plugs a rectangular hole in a tank that is 1.4m long. With what force is…Water Resources · 2 min read

Solved numericalThe 1.8m diameter cylinder in the fig. weighs 100000N and 1.5m long. Determine the reactions at A and B, negle…Water Resources · 1 min read

Solved numericalThe water is on the right side of the curved surface AB, which is one quarter of a circle of radius 1.3m. The…Water Resources · 1 min read

Solved numericalGate AB in the fig. is 1.25m wide and hinged at A. Gage G reads -12.5KN/m2, while oil (sp gr = 0.75) is in the…Water Resources · 2 min read

Solved numericalThe tank in the fig. contains oil (sp gr = 0.8) and water as shown. Find the resultant force on side ABC and i…Water Resources · 2 min read

Solved numericalThe gate AB shown is hinged at A and is in the form of quarter-circle wall of radius 12m. If the width of the…Water Resources · 1 min read

Solved numericalCircular gate ABC in the fig. is 4m in diameter and is hinged at B. Compute the force P just sufficient to kee…Water Resources · 1 min read

Solved numericalFind the net hydrostatic force per unit width on rectangular panel AB in the figure and determine its line of…Water Resources · 2 min read

Solved numericalGate AB in fig. is 4.8m long and 2.4m wide. Neglecting the weight of the gate, compute the water level h for w…Water Resources · 2 min read

Solved numericalThe gate in the fig. is 1.2m wide, is hinged at point B, and rests against a smooth wall at A. Compute (a) the…Water Resources · 2 min read

Solved numericalGate AB in the fig. is 1m long and 0.7m wide. Calculate force F on the gate and position X of center of pressu…Water Resources · 2 min read

Solved numericalAn inclined circular gate with water on one side is shown in the figure. Determine the total resultant force a…Water Resources · 1 min read

Solved numericalAn inclined rectangular gate (1.5 m wide) contains water on one side. Determine the total resultant force acti…Water Resources · 1 min read

Solved numericalA vertical rectangular gate, 1.4 m high and 2 m wide, contains water on one side. Determine the total resultan…Water Resources · 1 min read

Solved numericalFigure below shows a pipe containing a liquid of sp gr 0.8 connected to a single column micromanometer. The ar…Water Resources · 2 min read

Solved numericalAn 8cm diameter piston compresses manometer oil into an inclined 7mm diameter tube, as shown in figure below.…Water Resources · 1 min read