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