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प्रश्न
Which of the following physico-chemical techniques is commonly used to desalinate brackish water?
विकल्प
Electrodialysis
Ion-exchange
Adsorption
Reverse osmosis
MCQ
उत्तर
Reverse osmosis
Explanation:
The procedure of reverse osmosis is used to desalinate sea water (RO). By passing water across a succession of semipermeable membranes, it removes salts and other contaminants using the osmosis principle.
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