Fluid Flow

1. Consider a ship that gives rise to more eddies and requires more effort to move it; is the ship designed for streamline flow?

Question 1 of 36

2. Uniform flow is defined as a type of flow in which acceleration is zero; velocity is constant?

Question 2 of 36

3. When fluid flow passes beyond a certain velocity known as critical velocity what sets in?

Question 3 of 36

4. State the Bernoullis effect?

Question 4 of 36

5. Which among the following is NOT an application of Bernoullis principle?

Question 5 of 36

6. VOLUME FLUX = CROSS SECTION AREA x DISTANCE

Question 6 of 36

7. Name the device for measuring volume flux of a fluid?

Question 7 of 36

8. Define Bernoullis principle

Question 8 of 36

9. Mention the hazards of Bernoullis effect?

Question 9 of 36

10. Distinguish between steady flow and laminar flow?

Question 10 of 36

11. Briefly explain what shall happen when a fluid (non-viscous and steady) is flowing from a pipe of big cross-section area to a smaller one?

Question 11 of 36

12. What comprises a fluid?

Question 12 of 36

13. In laminar flow, fluid particles flow along a streamline?

Question 13 of 36

14. Which of the following statements describe streamline flow?

Question 14 of 36

15. Ripples or eddies have a drag effect on the object moving through the fluid. True or False?

Question 15 of 36

16. The Bernoullis equation in fluid dynamics is valid for?

Question 16 of 36

17. The mass of the fluid that flows through a given section per unit time is called?

Question 17 of 36

18. Equation of continuity is the product between AREA and VELOCITY [AREAxVELOCITY]

Question 18 of 36

19. Eddies formed in turbulent flow are major cause of the energy loss in turbulent flow. True or false?

Question 19 of 36

20. Briefly explain what shall happen when a non-viscous steady fluid is flowing from a pipe of small cross-section area to a bigger one?

Question 20 of 36

21. MASS FLUX = DENSITY x VOLUME FLUX (product of density and volume flux)

Question 21 of 36

22. Shapes which produce eddies (turbulence) which offer a drag on the moving shapes are called?

Question 22 of 36

23. The volume of a fluid passing through a given section of a tube of flow per unit time is called?

Question 23 of 36

24. Name the assumptions made on the fluid when deriving the equation of continuity?

Question 24 of 36

25. The equation of continuity/ flow rate for a non-viscous steady flow states that; - THE AREA OF CROSS-SECTION OF THE FLUID IS INVERSELY PROPORTIONAL TO THE VELOCITY OF THE FLUID.

Question 25 of 36

26. What causes a fluid to flow?

Question 26 of 36

27. Which of the following statements describes turbulent flow?

Question 27 of 36

28. Which of the following is Bernoullis equation?

Question 28 of 36

29. Distinguish between the streamline and turbulent flow?

Question 29 of 36

30. Mention two types of flow?

Question 30 of 36

31. Name the device for measuring the velocity of moving fluid?

Question 31 of 36

32. Describe the shapes (bodies/objects) suited to streamline flow. They are:

Question 32 of 36

33. Turbulent flow is the breaking of streamlines into ripples (disorderly flow)?

Question 33 of 36

34. Flow rate or equation of continuity is constant (k) across the tube flow?

Question 34 of 36

35. Which of the following is a result caused by Bernoullis effect?

Question 35 of 36

36. Eddies are lines of flow that form in zig-zag manner and rotate about their own axis. They are characteristic of which type of flow?

Question 36 of 36