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| Q. |
Select the incorrect statement from the following option. |
| A. | electrodialysis reversal (edr) was introduced in the commercial sector to improve electrodialysis process |
| B. | the edr process and conventional ed unit operates on the same principle, except at intervals of several times an hour |
| C. | the reversal feature is useful in breaking up films, scales and other deposits |
| D. | electrodialysis process is not economical as per capital cost |
| Answer» D. electrodialysis process is not economical as per capital cost | |
| Explanation: electrodialysis process is economical as per capital cost and operational expenses are concerned. all the other options are correct. | |
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