- Mass Transfer - Section 1
- Mass Transfer - Section 2
- Mass Transfer - Section 3
- Mass Transfer - Section 4
- Mass Transfer - Section 5
- Mass Transfer - Section 6
- Mass Transfer - Section 7
- Mass Transfer - Section 8
- Mass Transfer - Section 9
- Mass Transfer - Section 10
- Mass Transfer - Section 11
- Mass Transfer - Section 12
- Mass Transfer - Section 13
- Mass Transfer - Section 14


Mass Transfer - Engineering
Q1: Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes ?A Packed towers
B Plate towers
C Spray towers
D Wetted wall columns
ANS:D - Wetted wall columns Wetted wall columns are a type of chemical processing equipment used for gas-liquid contact operations, particularly gas absorption or scrubbing. They are designed to facilitate the transfer of a gaseous component into a liquid phase by creating intimate contact between the gas and a thin liquid film flowing down the interior walls of the column. Here's a breakdown of the key components and operation of wetted wall columns:
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