The formula of the gate is 1/2bh why your formula is A=ab? why there is no 1/2?
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The formula of the gate is 1/2bh why your formula is A=ab? why there is no 1/2?
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- A pressure of 35 m of head of water is equal a. 34.40 kN/m² b. 343.40 kN/m² O c. 3500 kN/m² d. 3.50 kN/m²The tank shown in the figure is 3 m wide into the paper. Neglect atmospheric pressure. Use ?????? = 9.79 kN/m³. Determine the following: A. vertical component of the total hydrostatic force on the quarter circle panel AB in kN B. Resultant hydrostatic force acting on the quarter circle panel AB in kN C. Angle that the resultant hydrostatic force make with the horizontal in degrees.2.15 The tire of an airplane is inflated at sea level to 410 KN/m2 Assuming the tire does not expand, what is the pressure within the tire at elevation 9000 m? Assume standard atmosphere. Express the answer in KN/m2 and KN/m2, abs.
- The rectangular bin with an inclined gate AB is filled with oil to the depth shown. Determine the resultant force (kN) acting on the inclined side AB. Take density of oil - 900 kg/m^3 x=3.27 a=5.2 m b=30 degrees asapAn orifice having an area of 0.0075 m2 is attached to a vertical side of a cylindrical tank (Diam= 4m.). The weight of the water discharged in 87 sec. is 20,598 N. under a constant head of 1.36 m. The jet strikes a point 1.55 m. horizontally from the vena contracta and 0.6 m. vertically below the orifice. Compute the coefficient of contraction, Cc.Water flows at the rate of 12 m³/s, at a depth of 1.5 m, in a 10 m wide irrigation canal. Assume uniform flow and use n=0.03521. Calculate the value of the specific energy. a. 1.81 J/N b. 1.53 J/N c. 1.74 J/N d. 1.65 J/N22. Compute the boundary shearing stress at the wall a. 7.33 Pab. 3.77 Pa c. 5.11 Pa d. 4.66 Pa
- 4. A reservoir supplies water to a horizontal 6′′ pipe 800 ft long. The pipe flows full and discharges into the atmosphere at the rate of 2.23 cfs. What is the pressure in psi midway in the pipe, assuming the only lost head is 6.20 ft in each 100 ft of length? indicaye free body diagram1. A barrel contains 0.2-meter layer of oil floating on water that is 0.4 millimeter deep. If the density of the oil is 600 kg/m^3, find the gage pressure at the oil-water interface. 2. A dam having a triangular section has a vertical face 30m high and base 15m wide. Use SG= 2.4. Determine the height of water that could rise on the vertical side of the dam so that the location of the resultant force is 5 meters from the toe.An open tank 3m by 3m in horizontal section weighs 4 kN and contains water to a depth of 1m. It is acted by an unbalanced force of 18 kN parallel to the pair of sides. a) Determine the acceleration of the tank. b) What must be the height of the tank so that no water will spill out? c) If the acceleration is increase by 4m/s2 , how much water will spill out?
- The open tank filled with a liquid in full as shown in the figure below has the height of h = 6.00 m. The inclined angle of the inclined wall is = 45.00 °. The width (perpendicular to the screen) of the inclined wall is w = 20.00 m. The specific weight of the liquid is = 9.81 kN/m3. (3) For the inclined wall, determine the vertical depth to the center of pressure._________ (m)A concrete dam retaining water is shown in FIGURE FMHF-1. If the specific weight of concrete is 23.5 kN/m^3, determine the following: Factor of safety against sliding (coefficient of friction: 0.48)a. 2.48 b. 1.34 c. 3.77 d. 3.42 39. Factor of safety against overturninga. 1.34 b. 3.105 c. 3.416 d. 1.987 40. Maximum soil pressure intensitya. 73.22 b. 183.48 c. 173.53 d. 58.48A concrete cube ( y = 23.5 kN/m3 ) 0.60 m on an edge is submerged in 5 m of seawater (sg=1.03). Calculate the force to lift the cube if there is no seepage pressure at the bottom of the cube A. 23.3 kN B. 28.5 C. 27.7 D. 26.9