In mechanical fluid * The continuity equation pi V, A, = p2V2 A2 is based on the followingassumption regarding flow of fluid*friction less flowin compressible flowuniform flow Onone of the above Osteady flow OFalling drops of water becomespheres due to the property ofcohesion Osurface tension Oadhesion Onone of the above Oviscosity O

Answered: Image /qna-images/answer/cd55c52c-d6a0-4706-a026-5f0ae805d9bd.jpg

* The continuity equation pi V, A, = p2 V2 A2 is based on the following assumption regarding flow of fluid * friction less flow O in compressible flow uniform flow none of the above O steady flow O Falling drops of water become spheres due to the property of cohesion surface tension O adhesion O none of the above O viscosity O

* The continuity equation pi V, A, = p2 V2 A2 is based on the following assumption regarding flow of fluid * friction less flow O in compressible flow uniform flow none of the above O steady flow O Falling drops of water become spheres due to the property of cohesion surface tension O adhesion O none of the above O viscosity O

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

3.3 Verify whether or not the following difference representation for the continuity equation for a 2-D steady incompressible flow has the conservation property: (u, 1.j + u;41.j-1 - u.; – 4j.j-1) (1,j – 41,j-1) 2 Ax Ay where u and v are the x and y components of velocity, respectively. 3.4 Repeat Prob. 3.3, for the following difference representation for the continuity equation: (4i+ 1,5 - Uj-1,) (u, j+1 - V,j-1) + 2 Ax 2 Ay
Consider the one-dimensional, incompressible flow through the circular channel shown. The velocity at section 1 is given by U5U0 1U1 sin ?t, where U0 520 m/s, U1 5 2 m/s, and ? 5 0.3 rad/s. The channel dimensions are L51 m, R1 50.2 m, and R2 50.1 m. Determine the particle acceleration at the channel exit. Plot the results as a function of time over a complete cycle. On the same plot, show the acceleration at the channel exit if the channel is constant area, rather than convergent, and explain the difference between the curves.
1.Define streamline, path line and streak line, flow rate and discharge mean velocity. 2.State and derive Pascal’s law and also state the applications of this law.
Which one of the following statements is false concerning the derivation or usage of Bernoulli’s equation?(a) The fluid must be non-viscous. (b) Streamline flow is assumed. (c) The fluid must be incompressible. (d) The work-energy theorem is used to derive Bernoulli’s equation. (e) Vertical distancesare always measured relative to the lowest point within the fluid.
Fluid Mechanics Question An incompressible fluid flows in the converged nozzle provided in the figure. nozzle area -> A=Ao*(1-b*x) entry speed -> V=Vo*(0.5+0.5*cos(w*t)) Vo:20m/s Ao=1.5 m2 L=13m b=0.2/22 W=0.16rad/s Find the acceleration in the nozzle center as a function of time * (to multiplication) / (to divide)
Consider a two-dimensional flow which varies in time and is defined by the velocity field, u = 1 and v = 2yt. Given that the density of the fluid does not vary spatially and changes only with time, what differential equa9on for the density, ⍴(t), must be satisfied for this scenario to represent a physical, compressible flow field?
Which of the following assumption is made in Bernoulli’s equation? a. The flow is compressible b. The flow velocity is zero c. The flow is incompressible d. The flow is unsteady
Let the flow of a fluid of density ρ = 1000 kg m^-3 defined by the velocity field v = xy i + yz j + zx k ms-1. Is this runoff irrotational? What is the accumulation rate per volume unit at point (1,1,1)?
A tornado in atmospheric air is simulated by a CCW free vortex as a potential flow field. The velocity measured at r = 1 m from the center is 60 m/s. Determine the magnitude of dynamic pressure P at r = 10 m . (Use pi number = 3 , Air density = 1 .0 kg/m3 )ANSWER: P= 18 Pa
What are the velocities of pipes in series, with Q =3.28 cum./sec. of a Pipe 1 connected to Pipe 2 and then connected to Pipe3 with the corresponding diameters D1=1.60m, D2=1.80m, & D3=2.00mrespectively ? Neglect the headloss due to pipe enlargement, He = 0 Continuity Equation: Q = A1 x v1 = A2 x v2 = A3 x v3 a)Calculate velocity in pipe 1, V1 = ? in meters ( V1 = ? , in meters/second) b) Calculate velocity in pipe 2, V2 = ? in meters ( V2 = ? , in meters/second) c) Calculate headloss in pipe 3, V3 = ? in meters) ( V3 = ? , in meters/second)
Water at 20◦C flows along the streamlines shown in Figure3.11. The (gauge) pressure, velocity, and elevation at Point1 are 15.0 kPa, 1.0 m/s, and 5.02 m, respectively, and thevelocity and elevation at Point 2 are 0.5 m/s and 5.21 m,respectively. Estimate the pressure at Point 2. The given answer was P2 = 13.5 kPa. Show detailed solution pls thank you.
Consider a 2-dimensional incompressible flow field. The vertical component of velocity forthe flow field is given by 2y. The pressure at (x, y) = 0,0 is given by 3 bar absolute. The densityof the fluid is 1.2 Kg/m3 . Find. a) x-component of velocity; b) acceleration at point (x, y) = 2,1;c) pressure gradient at the same point; d) pressure gradient along the x-axis; e) check whetherthe flow is irrotational; f) find the potential function; g) find the stream function; h) equationfor streamline and sketch few streamlines.