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Select the incorrect statement from the following option. (a)Electrodialysis reversal (EDR) was introduced in the commercial sector to improve electrodialysis process

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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

I got this question by my college professor while I was bunking the class.

I'd like to ask this question from Desalination of Brackish Water in portion Water and its Treatment of Engineering Chemistry II

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Right choice is (d) Electrodialysis process is not economical as per capital cost

Easiest explanation: Electrodialysis process is economical as per capital cost and operational expenses are concerned. All the other options are correct.

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