Card 37 / 41: Integration of the momentum conservation equation for fully developed pipe flow leads to a term C1 ln r. Which of the following are good arguments for C1 being zero? I. The velocity is finite at the center of the pipe. II. The velocity is azimuthally symmetric (does not depend on angle). III. The velocity is zero at the wall (no slip). IV. The radial gradient of velocity at the center of the pipe is zero.
A)
I, II, and IV only
B)
I and IV only
C)
II only
D)
II and IV only
E)
III only
Answer:
A) I, II, and IV only
| Previous Card | ← Previous Card Button |
| Next Card | → Next Card Button |
| Flip Card | Space-Bar |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|