A pipe line of 5 cm diameter is reduced abruptly to 2.5 cm diameter at a section to enable measurement of the water flowing through it. The loss of head at the contraction is 0.5 m. Given that, in metric units, √√2g = 4.43 and √g = 3.132. The mean velocity in the reduced section will be (Take C₁ = 0.585) 727
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Losses in pipe flow.
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- A system of pipes consists of 250 mm pipe 760 m long, and 200 mm pipe 110 m long. If Q = 40 li/sec, find the diameter of an equivalent single pipe when the two pipes are in: a. Series b. ParallelUSING DOUBLE INTEGRATION METHOD Consider 250 mm x 250 mm (bxh) mm section and e = 100000 MPa DETERMINE VERTICAL REACTION AT B Values:A = 9.4 MB = 5.5 MC = 10.6 KN/MD = 33 KNSHOW COMPLETE SOLUTION AND FINAL ANSWER INTO 3 DECIMAL PLACES 3. A large pipe called penstock in hydraulic work is 1.5 m in diameter. Here it is composedof wooden staves bound together by steel hoops each 300 mm2in cross sectional area, and is used to conduct water from a reservoir to a powerhouse. If the maximumtensilestress permitted in the hoops is 130 MPa, what is the maximum spacing between hoops under a head of water of 30m? Use density of water equal to 1000 kg/m3
- Determine the flow in Line 3 in L/s. Round off to two decimal places.Show the necessary figures (if applicable) 2.3) Points A and B are separated by 915 m of new 152.4 mm diameter cast iron pipe. 50 lps of water flow from point A to point B. Point B is 18.5 m above point A. What must be the pressure at point A if the pressure at point B is 345 kPag and the head loss between A and B is 54 m? 2.4) A pipe discharges 142 lps of water into a reservoir at a point 1.85 m below the water surface. At point A the diameter is 25.4 cm and the center of the pipe is 1.25 m above the water surface. At the discharge end the pipe is 30.5 cm. If the head loss from A to the reservoir is 0.7 m, determine the pressure in A.Given:(2 decimal places) h = 1.4 H = 1.1 m K = 4.87 x 10-2 cm/sec θ = 14° L = 36 m a.)Find the hydraulic gradient. b.)Compute the cross-sectional area of the figure in m2. c.)Solve the rate of flow in m3/hr.
- Applying the Kozeny-Carman equation, using both D10 = 0.15 mm and D15 = 0.19 mm, determine k. (see modified equation below)The flow rate of water flowing out of an 80mm diameter nozzle shown in Figure 1 is60 litre/s. The volume of the water in the pipe bend is 50 litres and the pipe bend isinstalled in a vertical plane. The head loss from point 1 to 2 is 0.44m. Calculate the xand y for components of the thrust block to hold the pipe bend.SHOW COMPLETE SOLUTION Two blocks A and B of weights WA and WB respectively rest on a rough inclined plane and are connected by a short piece of string as shown in the attached figure. If the coefficients of friction between the blocks and the plane are respectively nA = 0.2 and nB = 0.3, find (a) the angle of inclination of the plane for which sliding will impend, and (b) tension in the string.Take WA = WB = 20 N.
- The flow from A to E is 0.280 cum/sec. Using n = 0.058 Pipe 1 (Diameter and Length): 450 mm, 300 m Pipe 2 (Diameter and Length): 250 mm, 360 m Pipe 3 (Diameter and Length): 350 mm, 300 m Pipe 4 (Diameter and Length): 300 mm, 1200 m Pipe 5 (Diameter and Length): 200 mm, 600 m Pipe 6 (Diameter and Length): 450 mm, 600 m Compute the Total head loss from A to D in meters Round your answer to 3 decimal places.Water flows in a 350mm- diameter pipe at the rate of 600 liters per second. The pipe has a length of 64m. Compute the head loss using Darcy Weisbach formula with f=0.028. Compute the head loss using Hazen William’s Formula with C=92. Compute the head loss using Manning’s formula with n=0.012Figure shows that the pipe flow of 50 m^3/hr, is driven by pressurized air in the tank Determine the head loss in the "smooth" pipe in meters if its friction factor is 0.014. *12.9517*99.9358*30.4889*39.5136 What gage pressure p1 in kPa, is needed to provide the given flow rate? *1121 kPa*1692 kPa*1328 kPa*1725 kPa Please answer with complete and detailed solutions. thank you. ASAP