12. What will be the total pressure (in kN) on a vertical square lamina submerged in a tank of oil (S=0.9) as shown in the figure?
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- A vertical, trapezoidal gate in the face of a dike is subjected to sea water pressure (s = 1.3) on one side. The upper edge is in the water surface and is 1.577 meters long. Two edges are vertical and measured 2.77 meters and 3.77 meters each. Determine the total pressure on the gate and the location of the center of pressure.A vertical triangular gate 2.0 m wide and 4.6 m high is submerged in oil (SG=0.83) with its tip edge 2.14 m above the oil surface. Find the total oil pressure (kN) acting on one side of the gate.A circular plate 3m diameter, having a concentric circle hole of diameter 1.5m, is immersed in water in such a way that the greatest and least depth below the free surface are 4m and 1.5 m respectively. Determine the total pressure on one face of the plate and position of the center of pressure
- A gate slanted 60 degrees from the horizontal with width = 1.6 m and height = 2.4 m is submerged by a depth of 1.8 m, determine the pressure at the top of the gate in Pa.aceeleration = 4.905 m/s^2 to the right What is the gage pressure at A? in kpa.Points A and B are separated by 915 m of new 152.4 mm diameter castiron pipe. 50 lps of water flow from point A to point B. Point B is 18.5 m abovepoint A. What must be the pressure at point A if the pressure at point B is 345kPag and the head loss between A and B is 54 m?
- Find the pressure force acting on a dam 20 meters wide and 7 meters high and the place of action of this force (pressure center) with the pressure prism. (γ = 9.79 kN / m^3A circular door having a diam. of 3m closes a horizontal duct from a small diam. as shown. The center of the door is 4.5m below the dam’s water level. Assuming the unit weight of water is 9.79 kN/m3. Compute the hydrostatic force acting on the door.A circular door having a diam. of 3m closes a horizontal duct from a small diam. as shown. The center of the door is 4.5m below the dam’s water level. Assuming the unit of water is 9.79 kN/. Compute the location of the center of pressure from the centroid of the door.
- An open can of water is subjected to an upward acceleration of 4.50 m/s2. What is the pressure at a depth of 1.50 m?Two points exist under the water’s surface within a reservoir. Point A is at a depth of 155.2’, point B is at a depth of 215.9’. What is the pressure difference between these two points?Determine the width of a vertical rectangular gate 8.3 m high is submerged in oil (SG=0.88) with its top edge being 5.2m below the water surface. The total pressure that acts on one side of the gate is 785.9 kN.