40 TOP FLUID MECHANICS Online Test – Multiple Choice Questions and Answers

1. Check valves are used

2. For ideally incompressible fluid, the Mach number will be

3. Very small pressure difference (< 5 mm water coloumn) can be most conveniently measured by a/an __________ manometer

4. Which of the fluid forces are not considered in the Reynold’s equation of flow ?

5. Mass velocity is independent of temperature & pressure, when the flow is

6. If more than two branches of pipes are to be connected at the same point, then use a/an

7. Drag force acting on a body does not depend upon the

8. Acceleration head in a reciprocating pump

9. Velocity distribution for flow between two fixed parallel plates

10. In an incompressible fluid, the density is