--- Content provided by FirstRanker.com ---
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-VI (NEW) EXAMINATION - WINTER 2018
Subject Code: 2160501 Date:16/11/2018
--- Content provided by FirstRanker.com ---
Subject Name: Mass Transfer Operation - 11
Time: 02:30 PM TO 05:00 PM Total Marks: 70
--- Content provided by FirstRanker.com ---
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
--- Content provided by FirstRanker.com ---
--- Content provided by FirstRanker.com ---
MARKS
Q.1 (a) Explain separation in Enriching and Stripping section of continuous 03
rectification column.
--- Content provided by FirstRanker.com ---
(b) Define : Reflux ratio, Total reflux, minimum reflux 04
(c) Explain McCabe and Thiele method for tray calculation. 07
Q.2 (a) Explain feed tray location. 03
--- Content provided by FirstRanker.com ---
(b) Draw the location of q line for various thermal condition of feed. 04
(c) Derive equation of q-line. 07
--- Content provided by FirstRanker.com ---
OR
(c) Describe Azeotropic distillation briefly. 07
Q.3 (a) Define : Molal Absolute humidity, Grosvenor humidity, Dry-bulb 03
--- Content provided by FirstRanker.com ---
temperature.(b) Describe types of cooling tower shortly. 04
(c) Derive the equation of adiabatic saturation curve. 07
--- Content provided by FirstRanker.com ---
OR
Q.3 (a) Define : Relative saturation, Percentage saturation, Dew point 03
--- Content provided by FirstRanker.com ---
(b) Describe spray chambers shortly. 04
(c) Derive the expression for wet bulb depression. 07
Q.4 (a) Define : Moisture content on wet basis, moisture content on dry basis, 03
--- Content provided by FirstRanker.com ---
bound moisture.(b) Describe drum dryer shortly. 04
(c) Explain liquid diffusion within the solid. 07
--- Content provided by FirstRanker.com ---
OR
Q.4 (a) Define : Unbound moisture, equilibrium moisture, free moisture. 03
--- Content provided by FirstRanker.com ---
(b) Classify rotary dryer and explain any one shortly. 04
(c) Explain typical rate of drying curve under constant drying conditions. 07
Q.5 (a) Explain physical adsorption. 03
--- Content provided by FirstRanker.com ---
(b) Explain adsorption from concentrated solutions. 04
(c) Describe adsorption wave briefly. 07
--- Content provided by FirstRanker.com ---
OR
Q.5 (a) Explain chemisorptions. 03
(b) Explain adsorption of solute from dilute solutions. 04
--- Content provided by FirstRanker.com ---
(c) Describe working of pressure swing absorber. 07
--- Content provided by FirstRanker.com ---
This download link is referred from the post: GTU BE/B.Tech 2018 Winter Question Papers || Gujarat Technological University