Mass Transfer Quiz 9
1 / 50
Schmidt number is given by _____?
2 / 50
Plate efficiency in a distillation column is reduced due to the _______ of liquid?
3 / 50
Sand is dried in foundries in a ________drier?
4 / 50
Removal of _______ exemplifies an adsorption unit operation?
5 / 50
Rayleigh?s equation applies to __________ distillation?
6 / 50
Rayleigh equation applies to __________ distillation ?
7 / 50
Raoult?s law does not apply, when the_____?
8 / 50
Solvent used in extractive distillation_____?
9 / 50
Psychrometry deals with the properties of gas-vapor mixture. Humidity can be determined by the measurement of the _________ of a fibre ?
10 / 50
Smoke is an example of _____?
11 / 50
Rose oil is extracted from rose leaves using _____ distillation?
12 / 50
Plate towers are preferred to packed towers, when large temperature changes are involved, because of the reason that the______?
13 / 50
Rayleigh?s equation applies to _________ distillation?
14 / 50
Reverse osmosis is also called__________?
15 / 50
Ponchon-Savarit method analyses the fractional equipment based on_____?
16 / 50
Separation of a mixture of two gases by absorption in the liquid solvent depends upon the difference in their______?
17 / 50
Small dia distillation column can be a ___________?
18 / 50
Raschig ring made of porcelain cannot be used for treating concentrated_____?
19 / 50
Priming in a distillation column__________?
20 / 50
Plate efficiency_________?
21 / 50
Relative volatility varies with the concentration of component for an ideal solution. The relative volatility of a binary mixture may be defined as the ratio of vapor pressure of component ?A? to that of component ?B?, when__________?
22 / 50
Raoult?s law is applicable to the_______?
23 / 50
Schmidt number and Lewis number for pure air at atmospheric conditions are respectively___________?
24 / 50
Raoult?s law applies to the_____?
25 / 50
Rotary dryers cannot handle ________ materials ?
26 / 50
Relative humidity is the ratio of the________?
27 / 50
Prandtl number for water at 20?C is about _________?
28 / 50
Reboiler is considered as one theoretical plate, because_______?
29 / 50
Radioactive nuclear waste is treated in______?
30 / 50
Sodium bicarbonate is produced during soda ash manufacture using a ________ tower?
31 / 50
Pick out the wrong statement?
32 / 50
Pore size of the molecular sieve 5A is ______ mm ?
33 / 50
Separation of the isotopes of helium for scientific investigations is done by_______?
34 / 50
Separation of two or more components of a liquid solution cannot be achieved by_____?
35 / 50
Separation of two volatile liquids by distillation makes use of their_____?
36 / 50
Positive deviation from Raoult?s law means a mixture whose total pressure is_____?
37 / 50
Pressure drop through plate tower as compared to that through packed tower, for the same duty will be_____?
38 / 50
Rate of leaching increases with increasing________?
39 / 50
Powdery materials can be guarded against caking tendency on storage by_____?
40 / 50
Solvent used in extractive distillation___________?
41 / 50
Solvent extraction is the terminology applied to the liquid-liquid extraction, which is preferred for the separation of the components of liquids, when______?
42 / 50
Refractory bricks are usually dried in a _________ dryer?
43 / 50
Relative volatility does not change appreciably with the change in_______?
44 / 50
Powdery materials can be guarded against caking tendency on storage by__________?
45 / 50
Selectivity of the solvent used in solvent extraction should be)__________?
46 / 50
Separation of two volatile liquids by distillation makes use of their__________?
47 / 50
Plate efficiency in a distillation column is reduced due to the ________ of liquid?
48 / 50
Sides of equilateral-triangular co-ordinates (on which ternary liquid system is plotted) represent ________?
49 / 50
Polar organic compounds are normally used as separating agents for the azeotropic and extractive distillation. Which of the following is the most important factor to be considered for the choice of the separating agent for extractive distillation ?
50 / 50
Provide Your Information
Your score is
The average score is 0%
Restart quiz
