P El= constant В a b to Find the max slope and max displacement values by using double integration. P(ton)=23.5 a(m)=3.3 b(m)=2.2
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- Q 1(a) Use the below given data and calculate the metacentric height. Note: Explain each and every step. w= 200g W=2533.2g Displacement x (mm) 80 60 40 20 0 20 40 60 80 Tilt angle Ɵ (degree) 9.5 7.5 5.5 3 3 5.5 7.5 9.5 M.H (b) By using U-tube manometer how can you find out the pressure head? (c) If you are lacking of equipment, how can you determine the discharge of any channel?Water ( density 1000kg/m3) flows downward naturally through a vertical pipeline of diameter D=25 cm and length L= 100 m . Determine the pressure gradient causing flow ( USE π = 3 ; g = 10 m2/s ) ANSWER: 10 kPa/m (Although I wrote this is the answer under the question in some of the questions I posted before. Different answers were found from the answer. The exact answer to this question is 10kPa / m.)Determine the pressure drop over a reducer with the following conditions: Fluid density: 25 kg/m3Fluid velocity: 1.5 m/sFluid viscosity: 0.001 Pa*sInlet diameter: 0.12 mOutlet diameter: 0.019 mPipe absolute roughness: 4e-4 m Give your final answer in Pa, rounded to the nearest whole number. [Ignore entrance/exit losses and velocity loss terms]
- Discuss the similarities and contrasting features in the derivations of the following equations: Piezometric head Euler's eq Bernoulli's eq Energy eqA popular fl ow-measurement device in agriculture is theParshall flume, Fig. P10.117, named after its inventor,Ralph L. Parshall, who developed it in 1922 for theU.S. Bureau of Reclamation. The subcritical approachflow is driven, by a steep constriction, to go critical(y = yc) and then supercritical. It gives a constant readingH for a wide range of tailwaters. Derive a formula forestimating Q from the measurement of H and knowledge ofconstriction width b. Neglect the entrance velocity head.choose the correct answer Q1A- If the viscose force is dominate in Reynolds number, the flow will be: * a) Laminar flow b) Turbulent flow c) Transition flow d) All the answers Q1B- Chézy and manning equations are controlled in design of : * a) Water pipes network b) Open channels c) Water jet applications d) None of all above
- The system consists of 1200 m of 5 cm cast iron pipe, two 45° and four 90° flanged long-radius elbows, a fully open flanged globe valve, and a sharp exit into a reservoir. If the elevation at point 1 is 400 m, what gage pressure is required at point 1 to deliver 0.005 m3/s of water into the reservoir? Use the following: v = 1 x 10-6 m2/s Kentrance = 0.5 Kexit = 1 Kvalve = 6.9 f = 0.0316 γ = 9810 N/m3 Choices: 3.44 Mpa 1.02 MPa 3.48 Mpa 1.00 MPa None of the choicesFive sewer pipes, each a 2-m-diameter clay tile piperunning half full on a slope of 0.25°, empty into a singleasphalt pipe, also laid out at 0.25°. If the large pipe is alsoto run half full, what should be its diameter?Q1/ Neglecting losses, determine the discharge in Fig. below Oil sp gr 0.75 3 ft 4 in, diam Water
- In Fig. let V0 = 1 m/s and y0 = 1 m. If the maximumbump height is 15 cm, estimate (a) the Froude number overthe top of the bump and (b) the maximum depression in thewater surface.In Fig. , let Vo = 5.5 m/s and yo = 90 cm. (a) Will thewater rise or fall over the bump? (b) For a bump height of30 cm, determine the Froude number over the bump. (c) Findthe bump height that will cause critical fl ow over the bump.b) Given the below conditions are given for a partially circular channel shown in Figure2.▪ Flow = uniform▪ Density, ρ = 998.0 kg/m3▪ Dynamic viscosity, μ = 1.002 x 10^-3 kg/m∙sCalculate the hydraulic radius, Reynolds number, and the type of flow.