31 IMPORTANT QUESTION OF FLUID MECHANICS


FLUID MECHANICS

 1. WHAT IS PUMP AND STATES ITS CLASSIFICATION ?

2. WHAT IS FLUID AND ITS TYPE ?

3. STATE THE TYPES OF FLOW IN FLUID ?

4. WHAT IS CAVITATION ?

5. DEFINE NPSH WITH CONDITIONS ?

6. EXPLAIN THE WORKING OF CENTRIFUGAL AND ITS WORKING AND APPLICATION  ?

7. WHAT IS POSITIVE DISPLACEMENT PUMP AND WHY IT IS CALLED POSITIVE DISPLACEMENT ?

8. WHAT IS VISCOCITY/ARCHIMEDES PRINCIPLE/BERNOULLIS EQUATION/BUYOANCY/PASCAL LAW?

9. EXPLAIN THE WORKING OF RECIPROCATING PUMP AND ITS APPLICATION ?

10. EXPLAIN THE WORKING OF GEAR PUMP WITH DIAGRAM ?

11. EXPLAIN THE WORKING OF VANE PUMP WITH DIAGRAM ?

12.WHY PRIMING IS REQUIRED IN CENTRIFUGAL PUMP AND WHY THEY ARE SUBJECTED TO THIS PROBLEM?

13. WHAT IS SPECIFIC GRAVITY/KINEMATIC VISCOCITY/PRESSURE?

14.STATE THE DIFFERENCE BETWEEN CENTRIFUGAL PUMP AND RECIPROCATING PUMP ?

15.STATE THE FACTORS AFFECTING THE CENTRIFUGAL PUMP ?

16. EXPLAIN THE ENERGY CONVERSION PROCESS IN CENTRIFUGAL PUMP ?

17. STATE THE PARTS OF CENTRIFUGAL PUMP ?

18. STATE THE PURPOSE OF GLAND PACKING ?

19. WHAT IS CENTRAL PRIMING SYSTEM ?

20. EXPLAIN THE RISK OF WATER HAMMERING AND HOW IT CAN BE AVOIDED ?

21. STATE THE REASON OF PUMP GIVING LESS DISCHARGE PRESSURE ?

22. DEFINE NOZZLE AND VENTURIMETER ?

23. WHAT IS TURBINE AND ITS CLASSIFICATION ?

24. EXPLAIN THE WORKING OF SCREW PUMP ?

25. WHY DISCHARGE VALVE IS CLOSED IN CP WHILE STARTING IT?

26. WHY POSITIVE DISPLACEMENT PUMP DOS NOT REQUIRES PRIMING ?

27. WHAT IS COMPRESSOR AND STATE ITS CLASSIFICATION AND EXPALIN THEM  ?

28. STATE THE FUNCTION OF WEARING RING IN A PUMP ?

29. WHAT IS FILTER AND STAINER ?

30. WHAT IS THE DIRECTION OF ROTATION OF IMPELLER IN CP ?

31. WHAT IS TURBINE , STATE ITS CASSIFICATION AND DIFFERENCE BETWEEN FRANCIS AND KAPLAN TURBINE ?





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