For a three-dimensional, unsteady, incompressible flow field in which temperature variations are insignificant, how many unknowns are there? List the equations required to solve for these unknowns.

Q: 10. On a streamlined body fully immersed in a potential flow, there are stagnation points

A: b) 2

Q: Explain why do we need to know about the hydrostatic forces acting on plane surfaces in hydraulic…

A: When a fluid is at rest and a body is submerged inside the fluid, the total pressure exerted by this…

Q: In a two dimensional incompressible, steady flow, stream lines are drawn so that they are 20 mm…

A:

Q: Discuss the effect of flow restrictions on static pressure, dynamic (velocity) pressure, and total…

A: Answer :- Static Pressure - When the pipe diameter is reduced, the velocity rises, and the static…

Q: View Policies Current Attempt in Progress If the bottom of a pop bottle similar to that shown in the…

A: Given Air pressure in the top of the bottle = 37 psi Specific Gravity of Pop = S.G of water = 1 Unit…

Q: Assuming hydrostatic pressure distributions, uniform velocity profiles, and negligible viscous…

A: The FBD for the given problem can be drawn as shown below:

Q: For pressure-driven laminar flow between two horizontal infinite parallel plates separated by a…

A:

Q: In a stream line steady flow, two points A and B on a stream line are 1 m apart and the flow…

A: Distance s = 1 m, Velocity VA= 2 m/s, Velocity VB = 5 m/s, It is needed to find the acceleration of…

Q: A water jet of velocity 4.2 m/s and a cross-sectional area of 0.50 m2 strikes a curved vane, as…

A: Data given Flow velocity, V = 4.2 m/s Area of flow, A = 0.5 m2 Angle of split = 540 Solution Flow…

Q: 5. Will capillary rise occur and if it occurs what will be capillary rise if glass capillarity tube…

A:

Q: The hydrostatic thrust (1) is defined as: a) l'he resultant force exerted by a body and the fluid…

A:

Q: Write about the following: (i) Navier – Stoke’s equation (ii) Theory of Velocity Boundary Layer…

A: (i) Navier – Stoke’s equation: In fluid mechanics, Navier – Stoke’s equation is a partial…

Q: A pipe carrying water tapers from cross section 0.5m ^ 2 at A to 0.2 m² at B. The average velocit at…

A: Cross sectional area = 0.5 m2 ar A and 0.2 m2 at B.The average velocity at A = 2 m/s and Pressure =…

Q: A plate 0.025 mm distant from a fixed plate, moves at 60 cm/s and requires a force of 2 N per unit…

A:

Q: .When the flow parameters at any given instant remain same at every point, then flow is said to be…

A: steady state=When the flow parameters of any given instant remain same at every point.…

Q: The diagram shown a two dimensional water jet which divides equally at the solid body as shown such…

A: Solution (a)  Given that flow is frictionless, so smooth surface Effect of gravity  is not there so…

Q: 1) Explain in your own words (with a sketch), the behaviour of uniform viscous flow past a flat…

A: The formula Reynolds number is given by, Re=ρvLμ Here, Re is the Reynolds number, ρ is the density…

Q: The x component of velocity in a two-dimensional incompressible flow is given by u = 1.5 x. At the…

A:

Q: A cylindrical vessel with closed bottom and open top is 0.9 m in diameter. What is the rotational…

A: Given- Dia of open top=0.9 mrise=0.5 mbottom dia=0.4 mg=10 m/s2 Rotational speed needs to be find…

Q: 1. When a shallow water flowing radially slows down due to a) Friction b) Temnerature

A: To find : When swallow water flowing radially slows due to which reason.

Q: Solve one problem each for the following types of orifices 1. Partially submerged orifice 2. Fully…

A:

Q: Q2/ Statement: "The Equations of Two Phase Flow can be derived easily simply by using Material…

A: Material balance and Darcy's law can be used to create a two-dimensional flow equation: The term…

Q: Two incompressible viscous fluids of the same density p flow, one on top of the other, down an…

A:

Q: A. B. For a fluid in motion, the total head will always exceed the hydraulic head (the sum of the…

A: (A) Total head=Pressure head+elevation head+velocity headH=PW+Z+V22gandHydraulic head =Pressure…

Q: 2. The steady- state flow must satisfy a) Kirchhoff's law b) Newtons law c) Rutherford's experiment…

A: The steady state flow must satisfy Kirchhoff's both First and Second law.

Q: The maximum diameter that a capillary tube have to ensure that a capillary rise of at least mm is…

A: Capillary rise = 6 mmSurface tension = 0.08 N/mDensity = 900 kg/m3We are asked to determine the…

Q: 14. With the increase in flow velocity, Reynolds number a) Increases b) Decreases c) Same d)…

A:

Q: A cylindrical container 1m in diameter and 3m tall is open at the top. it is initially full of water…

A: Given diameter of cylinder = 1 m   Hence radius of cylinder = 0.5 m  height of cylinder = 3 m

Q: 14. With the increase in flow velocity, Reynolds number a) Increases D) Decreases E) Same d)…

A: Reynolds number is a dimensionless number. Re = ( pVD/u ) where, p = density  V = velocity  D =…

Q: Consider the two-dimensional flow of an inviscid, incompressible fluid described by the…

A: b.) Consider the following terms Vo = Velocity of the parallel flow q = strength of the source -q =…

Q: Solve and Draw the figure completely labelled with all the notations used in your solution. A fire…

A: Consider the free body diagram ;