Fluid Mechanics for Chemical Quiz 9
1 / 50
Purpose of relief valve in a reciprocating pump is to_____?
2 / 50
Quicksand is an example of a __________ fluid?
3 / 50
Propeller type centrifugal pumps are most suitable for___________?
4 / 50
Rotary vacuum pumps can reduce the absolute pressure to as low as __________ mm Hg ?
5 / 50
Pressure drop in packed bed for turbulent flow is given by the _______ equation?
6 / 50
Select the correct practical example of steady non-uniform flow?
7 / 50
Sewage sludge is _______ type of non-Newtonian fluid?
8 / 50
Pressure drop for laminar fluid flow through a circular pipe is given by___________?
9 / 50
Slugging in a fluidised bed can be avoided by using_______?
10 / 50
Reynolds number is the ratio of______?
11 / 50
Ratio of inertial forces to surface tension forces is called the ______ number?
12 / 50
Reciprocating pumps compared to centrifugal pumps___________?
13 / 50
Purpose of air lift pump is to______?
14 / 50
Specific speed of a centrifugal pump relates it with another pump having the_____?
15 / 50
Schedule number of a pipe, which is a measure of its wall thickness, is given by _________?
16 / 50
Steady uniform flow is represented by flow through a/an _____?
17 / 50
Pressure drop in a packed bed for laminar flow is given by the _______ equation?
18 / 50
Ratio of pressure and inertia force gives _______ number?
19 / 50
Pressure drop (?p) for a fluid flowing in turbulent flow through a pipe is a function of velocity (V) as_____?
20 / 50
Steady non-uniform flow is exemplified by flow through a/an_____?
21 / 50
Select the correct statement?
22 / 50
Pressure drag does not depend upon the__________?
23 / 50
Priming of a centrifugal pump is done to_____?
24 / 50
Pumping of a corrosive liquid is generally preferred to be done by a _______ pump, as it can be made of a variety of materials including plastics?
25 / 50
Purpose of hydraulic accumulator is to________?
26 / 50
Reynolds number for flow of water at room temperature through 2 cm dia pipe at an average velocity of 5 cm/sec is around_________?
27 / 50
Rubber latex is an example of _______ fluid?
28 / 50
Remote control valve is a ________ valve?
29 / 50
Rubber latex is an example of a _______ fluid?
30 / 50
Slugging occurs in a fluidised bed, if the bed is_____?
31 / 50
Steady flow occurs, when the___________?
32 / 50
Pressure drop in a fluidised bed reactor is _______ that in a similar packed bed reactor?
33 / 50
Sewage sludge is an example of the _______ fluid?
34 / 50
Slurries can be most conveniently pumped by a ________ pump?
35 / 50
Scale up of agitator design requires_________?
36 / 50
Steady fluid flow occurs, when the derivative of flow variables satisfy the following condition.
37 / 50
Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will________?
38 / 50
Speed of sound in an ideal gas depends on its_________?
39 / 50
Pump used for the transportation of molten sodium in a fast breader reactor is a/an __________ pump?
40 / 50
Shear stress in a fluid flowing in a round pipe__________?
41 / 50
Specific speed for a centrifugal pump is_____?
42 / 50
Re/NFr is called the ______ number?
43 / 50
Specific speed of a centrifugal pump depends upon the _______ head?
44 / 50
Reciprocating pumps are not able to compete with the centrifugal pump for industrial use, mainly because these pumps have______?
45 / 50
Rise of liquid in a capillary tube is due to__________?
46 / 50
Propellers are______?
47 / 50
Self-priming centrifugal pump can be used for_________?
48 / 50
Priming is needed in a _______ pump?
49 / 50
Small pressure differences in liquids is measured using a/an___________?
50 / 50
Select the wrong statement pertaining to flow of an incompressible fluid through a Venturimeter ?
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