3. Show that the velocity field with components (in spherical coordinates) K,-(4kr-3-2)cosa, pa-(2kr-3 +2)sin θ, ν, 0, k > 0,0 is a possible fluid velocity for an incompressible flow. For k 4,...
PTUURBIJ + 5. Velocity field of a 2-dimensional flow motion of an inviscid and incompressible fluid is given by, u=x', v=y', w=0 a) Fluid velocity and the magnitude of velocity at a point M(-3,2). b) Fluid acceleration and its magnitude at a same point.
3. (30 points) Consider a two-dimensional flow of a Newtonian fluid in which the velocity field is given by 2ry (a) (5 points) Is this flow incompressible? b) (10 points) Use the x-momentum equation to determine ap/aa (e) (10 points) Use the y-momentum equation to determine ap/dy (d) (5 points) Use the above results to integrate and solve for p(x, y). Evaluate constant of integration by setting p(0,0- Pa as a condition (e) (45 Bonus points) Determine the viscouas stress...
1) The velocity components in a 2-D incompressible flow are expressed as; u =(y/3 + 2x - x’y) m/s and v = (xy? - 2y - x®/3) m/s a) Determine the velocity and acceleration at point P (1, 3). (1 point) b) Is the flow physically possible? (Proof needed) (1 point) c) Obtain an expression for the stream function. () (1 point) d) What is the discharge between the streamlines passing through (1, 3) and (2, 3). (1 point) e)...
Question 3 4-73 Solution For a given velocity field we are to calculate the vorticity Analysis The velocity field is V = (u, v, w)-(3.0+ 2.Ox-y)--(2.0-2.01.) j+10.5ryk Question 4 4-97 Solution For a given velocity field we are to determine if the flow is rotational or irrotational. 1 The flow is steady. 2 The flow is two-dimensional in the r-eplane. The velocity components for flow over a circular cylinder of radiur are Assumptions Analysis 11,--r sin θ| 1 +
Now evaluate the mass and momentum into and out of the CV shown with 1.0s y Rs 1.5 at (2) Let p 1200 kg/m2, Uoo- 20 m/s and cylinder radius R 0.01 m 1 cm and Az 1 m Note: The flow does not cross streamlines, so there is no flow across the side boundaries. Exit (2) NO SCALE Variable u vs y at x2-0 Inlet (1) y- H1 and v 0 constant u Uo constant v0 A) Find mass...
Please show working and explanation if possible. Thank you so much in advance! The first four spherical harmonics Ym are given below. r-e'a cose 3 11/2 Y. 3 11/2 3 1/2 sin θ e_ίφ a) Give the mathematical functions that describe the s orbital and the pz orbital. (10 marks) b) Unsöld's theorem states that the spherical harmonics satisfy the relation +I IYİm12 = constant m--l t Unsöld's theorem is valid for the family of spherical harmonics with (15 marks)...
fluid mechanics just part 3 and 4 show all steps please These are typical questions to answer when examining difficult velocity and acceleration field questions. A three-dimensional velocity field is given by u = x?v=-3xy, and w = 3x + 2 y. Determine the acceleration vector. (a) Are all three components of the velocity field included in this problem? yes (b) In what dimensions can this velocity change? In other words, what independent variables are given in the velocity field?...
Question 1 Question 2: Question 3: Question 4: Question 5: Question 6: Question 7: Question 8: Please number each question. Thank you Question 1 Not yet answered Marked out of 4.00 Flag question If the number density of electrons in a wire is n 1.00 x 1028 m-3, at what drift velocity must they travel through a wire of diameter d 0.560 mm to deliver a current of 7.20 A? Give your answer in mm s1 to 3 significant figures...