A prototype spillway has a characteristic velocity of 3 m/sand a characteristic length of 10 m. A small model is constructedby using Froude scaling. What is the minimumscale ratio of the model that will ensure that its minimumWeber number is 100? Both flows use water at 20 ° C.

Q: For turbulent flow modelling the Navier-Stokes equations and the k- ɛ equations are connected via…

A:

Q: find an appropriate dimensionless

A:

Q: Q2/ Put a Circle around the correct Answer: 1/ Dimensions of discharge coefficient Cd are: a)…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: he cross section of a particular riverbed is a parabola. A dam blocks its path. The width of the…

A: Solution: Given Data: w=20 md=9 m   To Find: The total force exerted on the face of the dam.

Q: ensity, p = 1.20 kg/m³ and the air dynamic viscosity, µ = 1.80 x 10$ kg/m•s. = freestream velocity,…

A:

Q: A cricket ball travels at 130 km/h through air at 20 degrees Celsius. The cricket ball has a…

A:

Q: C- Estimate the velocity at point (2) and discharge of oil that as a petroleum engineer want to…

A: Given, Change in pressure between section 1 and 2 = P1 - P2 = 100 kPa = 100 x 103 Pa Diameter at…

Q: A model of the Airbus 320 is tested in a wind tunnel using air at standard conditions. If the tunnel…

A:

Q: A dam 65 ft wide with a nominal flow rate of 260 ft3/s is to be studied with a scale model 3 ft wide…

A: Given     Flow rate = 260 ft3/s           Scale = 3 ft Calculate the flow rate…

Q: The maximum velocity with which a fluid 3. having density of 90kg/m and viscosity 0.1 Ns/m2 can flow…

A:

Q: Asap Find the whirling speed, Nc, (in cps) of a shaft 10 mm in diameter and 1.0 m long carrying a…

A:

Q: Suppose we have a robot moving in a 2D plane with dynamics x(t+1)=x(t) +v(t), v(t+1)=0.5v(t) + a(t),…

A: Given:

Q: Distance Hydraulic gradient line Total Pressure Velocity Datum from SI. No head, m energy line head,…

A: Bernoulli's theorem assumes a frictionless, steady, and incompressible flow. These assumptions are…

Q: For both Finite Element and Finite Difference methods, if you don't explicitly define a boundary…

A: finite difference methods are the oldest method to solving numerically technics by using…

Q: Consider the toy volume to the right. A converging flow (Ue 10 m/s) exits between R1 (e 25 km from…

A: The problem is based on converging flow. A duct that has a decreasing cross-section along the…

Q: An instrument popular in the water supply industry,sketched in Fig., is the single jet water…

A: The given instrument is similar to the turbine meter. This is a single-jet meter The single-jet…

Q: Upon completion of the Reynolds experiment, we had this information. The tube diameter was 0.03 m, ,…

A: Viscosity: When a fluid is in motion, some force tries to oppose the motion of the flow. The viscous…

Q: Required information Water flows through a two-dimensional narrowing wedge at 23.18 gal/min per…

A: Introduction The velocity potential function of space and time whose negative derivative with…

Q: A site is under evaluation to build a wind farm. The average velocity measured is 246.32ft/s. These…

A:

Q: The volume flow Q over a certain dam is a function of damwidth b , gravity g , and the upstream…

A: Given Data: Width of dam is b = 120 ft. The depth of water is H = 15 in. The flow rate is Q = 600…

Q: Calculate the average velocity, root mean square (r.m.s), turbulence intensity and cross turbulence…

A:

Q: Upon completion of the Reynolds experiment, we had this information. The tube diameter was 0.03 m,…

A: Volumetric flow rate: The volume of the fluid flowing through a particular crosssection per unit of…

Q: After performing an experiment in a manner similar to the procedure described in the lab manmal, it…

A:

Q: Air with density of 1.225 kg/m^3 and viscosity of 1.789 x 10^-5 kg/m-s flows in a wind tunnel, the…

A:

Q: i) With Froude’s number as the criterion of dynamic similarity for a certain flow situation, work…

A: To explain: i) With Froude’s number as the criterion of dynamic similarity for a certain flow…

Q: Q2: A 1.78 L four-stroke petrol engine was tested at 2500 rpm. The developed brake power is 28 kW…

A: Given     Volume, V= 1.78 L = 0.00178 m3 Brake power, BP = 28 kW               Speed, N = 2500 rpm…

Q: The Froude number in a 3-m wide rectangular channel is 1.50. If it carries a flow rate of 5 m³/s,…

A:

Q: For the figure shown below with the accompanying data table, what is the approximate flow in pipe 1…

A:

Q: P6.2 A 1:80 scale model of an aircraft was tested in air at 20C°moves with speed 40m/s a- What is…

A: Given, The velocity of the prototype in air, The kinematic viscosity of air, The kinematic…

Q: A certain small river has an average width of 60 feet and a depth of 4 feet.This river carries water…

A: Froude number Fr =vgl

Q: A thin water (density 997 and dynamic viscosity 0.001009 Pa.s) sheet of 2.127 mm thickness, slides…

A: Ans: option (d) is correct.

Q: ven A)A horizontal gas well of 2000 ft long is draining an area of approximately 120 acres. The…

A:

Q: Pipes 1 2 W|N 3 Length 8,000 ft 2,000 ft 3,000 ft

A: Given as,

Q: A river flowing through campus appears quite placid. A leaf floats by and we estimate the average…

A: Velocity, V=0.2 m/s Depth, L=0.6 m Kinematic viscosity, v=1.004*10-6 m2/s