With respect to fluid flow, match the following in Column X with Column Y:
|
Column X |
|
Column Y |
| P. |
Viscosity |
I. |
Mach number |
| Q. |
Gravity |
II. |
Reynolds number |
| R. |
Compressibility |
III. |
Euler number |
| S. |
Pressure |
IV. |
Froude number |
Which one of the following combinations is correct?