Fluid Mechanics for Chemical Quiz 8

1 / 50

**Potential flow is the flow of_______?**

2 / 50

**Pascal law is not applicable for a/an __________ fluid?**

3 / 50

**Power required by a centrifugal pump is proportional to (where, D = diameter, N = r.p.m) _________?**

4 / 50

**Pick out the wrong statement ?**

5 / 50

**Pick out the wrong statement ?**

6 / 50

**Pressure co-efficient is the ratio of pressure forces to _____ forces?**

7 / 50

**Pick out the wrong statement?**

8 / 50

**Paper pulp is an example of ______ fluid?**

9 / 50

**Pick out the wrong statement pertaining to fluid flow ?**

10 / 50

**Pressure difference between two points in vessels, pipelines or in two different pipelines can be measured by a differential manometer. The pressure difference measured as the mm of water column in case of mercury-water, differential manometer is equal to (where, H = difference in height of mercury column in mm)?**

11 / 50

**Pick out the wrong statement?**

12 / 50

**Permanent pressure loss in a well designed Venturimeter is about ______ percent of the venturi differential?**

13 / 50

**Pick out the correct statement?**

14 / 50

**One dimensional flow implies__________?**

15 / 50

**Open channel liquid flow is most conveniently measured by a___________?**

16 / 50

**Potential flow is characterised by the_____?**

17 / 50

**Pick out the wrong statement ?**

18 / 50

**Prandtl number is a measure of the___________?**

19 / 50

**Pick out the wrong statement?**

20 / 50

**Pick out the wrong statement about a streamline ?**

21 / 50

**Plunger pumps are used for___________?**

22 / 50

**Permanent loss in a Venturimeter is about ___________ percent of the pressure drop in the upstream cone?**

23 / 50

**Pipes having diameter 14 inches or more are designated by their__________?**

24 / 50

**Pascal?s law is valid, only when the fluid is_______?**

25 / 50

**Prandtl mixing length is_____?**

26 / 50

**Pick out the wrong statement?**

27 / 50

**Pitot tube measures the _______ of a fluid?**

28 / 50

**Path followed by water jet issuing from the bottom of a water tank will be a___________?**

29 / 50

**Pick out the wrong statement about cavitation?**

30 / 50

**Pick out the correct statement pertaining to transition/ entrance length in fluid flow ?**

31 / 50

**Pick out the correct statement?**

32 / 50

**Power number is the ratio of______?**

33 / 50

**Normal depth in open channel flow is the depth of flow in the channel ______?**

34 / 50

**Nominal size of a pipe is an indication of its _______ diameter?**

35 / 50

**Pick out the wrong statement?**

36 / 50

**Potential function is applicable only for __________ flow?**

37 / 50

**One horsepower is equal to_________?**

38 / 50

**Pick out the correct statement pertaining to the flow through a converging-diverging tube ?**

39 / 50

**One poise (unit of absolute/dynamic viscosity) is equivalent to one_______?**

40 / 50

**Power required for mixing Newtonian fluids is a function of the __________?**

41 / 50

**Pick out the correct statement pertaining to Venturimeter ?**

42 / 50

**Pick out the wrong statement?**

43 / 50

**Out of the following flow measuring devices, which one incurs the maximum installation cost as well as pressure loss ?**

44 / 50

**One dimensional fluid flow implies the __________?**

45 / 50

**Power loss in an orificemeter is ______ that in a Venturimeter?**

46 / 50

**Piezometric head is the sum of the _______ heads?**

47 / 50

**Non-colloidal solution is an example of the ________ fluid?**

48 / 50

**Pick out the correct statement?**

49 / 50

**Power requirement of fans having constant wheel diameter varies ______ fan speed?**

50 / 50

**Nominal size of the discharge pipe of a pump is usually ______ the nominal size of the inlet pipe?**

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