3. The components of a two-dimensional flow field are given in cylindrical coordinates by the relations:
Q1. (a) The velocity components of a certain two-dimensional flow field are claimed to be given by u = -Cy and v = Cx , where is a constant. (i) Does this velocity distribution satisfy continuity? If yes, what is the stream function y ? (8 marks) (ii) Analyse whether the flow is rotational or irrotational. What is the velocity potential o ? (4 marks) (iii) Sketch several y and lines (if exist) of the flow field. Briefly explain how...
The x and y components of the velocity field of a three-dimensional incompressible flow are given by U = xv; V = -y-1 Find the expression for the z component of the velocity that vanishes at the origin.
Q1. (a) The velocity components of a certain two-dimensional flow field are claimed to be given by u =-Cy and v = Cx , where is a constant. (i) Does this velocity distribution satisfy continuity? If yes, what is the stream function y? (8 marks) (ii) Analyse whether the flow is rotational or irrotational. What is the velocity potential o ? (4 marks) (iii) Sketch several y and © lines (if exist) of the flow field. Briefly explain how you...
1. The velocity in a certain two-dimensional flow field is given by the equation -= 2zt의 _ 2yte2 where the velocity is in ft/s when x, y, and t are in feet and seconds, respectively. Determine expressions for the local and convective components of acceleration in the x and y direc tions. What is the magnitude and direction of the velocity and the acceleration at the point x = y = 2 ft at the time t = 0.
W The stream function « in a two-dimensional flow field is given as Q = 4x – 3y + 7xy (a) Prove that this flow field is irrotational and that it satisfies the continuity equation. (b) Find the potential flow function 0(x, y) for this flow field with boundary condition Q = 0 at x = 2, y = 1.
angular momentum components in cylindrical coordinates
Find Mr, My. Mz, M2 in cylindrical coordinates (ρ, φ, z).
The following two-dimensional incompressible flow field is
given:
u = x2y
v = x (1 – y2)
Find pressure distribution, i.e., P=P(x,y), assuming no
gravity in x and y directions.
1) The following two-dimensional incompressible flow field is given u-xy Find pressure distribution, ie, p-P(y), assuming no gravity in x and y directions.
The stream function for a given two-dimensional flow field is w = 11x²y- (11/3)y3 Determine the corresponding velocity potential. Denote the constant of integration C. 4- (11x) ' - ( 11x) +C Edie
A two dimensional incompressible flow is given by the velocity field V = 3yi + 2xj, in arbitrary units. Does this flow satisfy continuity? If so, find the stream function ψ(x,y) and plot a few streamlines, with arrows.
The velocity of a two dimensional flow field is given by: V = 2xyềti – žytj Identify the local acceleration. (2xy^(2))i - ((2/3) y^(3)) (x^(-2)^(-3) i + (2x^(2)y t)j (2x^(2)yt) i - (2xy(2)t); (2x^(2) y t)i + (x^(-2) y^(-3))