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