Mumbai University | Chemical Engineering Branch | Third Year Semister-V Subject Mass Transfer Operations(MTO - I) | Guidance | Marks Distribution | List of Questions

Mass Transfer Operations - I 

a) Nick Name by Student's :- MTO-I.

b) Short Information of Subject :-

i) Theory Examination :- 100 Marks.
1) Question paper will comprise of 7 questions, each carrying 20 marks.
2) Total 5 questions need to be solved.
3) Question No.1 will be compulsory and based on entire syllabus.
4) Remaining Questions will be randomly selected from all the Chapters and will be mixed in nature.

ii) Term Work :- 25 Marks.
The distribution of marks for the Term Work will be as follows :-
Attendance (Theory and Practicals) : 05 marks.
Class Tutorials on entire syllabus : 10 marks.
Test (atleast 1) : 10 marks

iii) Practical :- 25 Marks.
As per the Mumbai University rules you will have to perform any one Experiment which will be given to you by the External Examiner from the Experiments that you have performed during Regular College Practicals.

Total Marks :- 150 Marks.

Mass Transfer Operations - I is basically a Theory subject but if you have to score well you will have to do Numericals also . On average basis the Question paper comprises of 90 marks theory and 50 marks Numericals. Scoring in these subject is very easy. No need of going to any coaching classes you can score good in these subject studying at home.

c) Best Book to refer :- K.D. Patil.

Mass Transfer Operations – I (MTO-I) Set of Questions (Theory ) :-

Reference Book :- K.D. Patil.

Set of questions :

Define :

1)Relative Humidity – 6.3

2)Equilibrium Moisture

3)Humid heat & volume

4)Diffusion & Diffusion Coefficient

5)Critical moisture content

6)Mass Transfer Coefficient – 3.2

7)Dew Point – 6.4

8)Unbound & Bound moisture

9)Dry bulb temperature – 6.3

Derivations :-

1)For a binary system show that D_AB  &  D_BA  - 2.12

2)Derive  Steady state flux equation for gas A diffusing in non-diffusing gas B

3)Derive the equation for operating line for co-current operation.

4)Derive equation for adiabatic saturation curves – 6.5

5)Derive the equation for operating line for counter current operation.

6)Derive expression for wet bulb temperature – 6.6

7)Derive equation for:  a)Equimolar counter diffusion b)Diffusion through stagnant gas.

8)Derive the relation between overall mass transfer coefficient and individual mass transfer coefficient when the mass transfer in both gas & liquid phase is controlled

9)Derive the flux equation for liquid A diffusing in stagnant liquid B .

Short Notes on :-

1)Surface renewal theory

2)Requirements of a good solvent for absorption – 5.11

3)Various types of packings used in packed tower – 7.17

4)Theory of wet bulb temperature – 6.6

5)Hydrodynamics of Packed Column – 7.18

6)Problems associated with Tray tower operation – 7.8

7)Properties of ideal solution

8)Absorption with chemical reaction – 5.42

9)Venturi Scrubber – 7.23

10)Typical rate of drying – 8.4

11)Drum dryer or Rotary dryer – 8.16

12)Two film theory of mass transfer

13)Compare Tray & Packed tower – 7.23

14)Difference between Natural & Forced draft cooling tower

15)Minimum liquid to gas ratio – 5.9

16)Effect of temperature and pressure on diffusivity

17)Humidification & Dehumidification Operations – 6.2

18)Construction & Working of Tray Dryer – 7.9

19)Ficks Law – 2.11

20)Sparged Vessel – 7.2

21)Tray efficiency – 7.13

22)Psychrometric chart

23)Analogy between Heat, Mass & Momentum transfer

24)Different theories for evaluation of Mass Transfer Coefficient

25)Concept of HTU, NTU & HETP – 5.36

26)Diffusion in porous solid

27)Spray dryer – 8.16

28)Penetration Theory - 3.7