Chapter 7, Problem 108P

4. Determine which of the following flow fields represent a possible incompressible flow? (a) u= x²+2y+z; v=x-2y+z;w= -2xy + y² + 2z a (b) V=U cose U coso 1 (9) [1-9] Usino |1 (4)] [+] V=-Usin 1+1

3. Determine the flow rate through the pipe line show in the figure in ft³/s, and determine the pressures at A and C, in psi. 5' B C 12° 20' D 6"d 2nd- Water A

5. A flow is field given by V = x²₁³+xy, and determine 3 ·y³j- (a) Whether this is a one, two- or three-dimensional flow (b) Whether it is a possible incompressible flow (c) Determine the acceleration of a fluid particle at the location (X,Y,Z)=(1,2,3) (d) Whether the flow is rotational or irrotational flow?