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

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

 
 
 
 

2. In an incompressible fluid, the density is

 
 
 
 

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

 
 
 
 

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

 
 
 
 

5. Acceleration head in a reciprocating pump

 
 
 
 

6. Velocity distribution for flow between two fixed parallel plates

 
 
 
 

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

 
 
 
 

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

 
 
 
 

9. Check valves are used

 
 
 
 

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

 
 
 
 

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