| Q.62 | The Reynold’s number, used for critical velocity for turbulent flow of fluids, is given by the relation | |
| Ans | 1. Inertia force / viscous force | |
| 2. Pressure head / viscous force | ||
| 3. viscous force/mass Density | ||
| 4. viscous force / Pressure head |
Correct Ans Provided: 1