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Select the incorrect statement about reverse osmosis from the following option.

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Select the incorrect statement about reverse osmosis from the following option.

(a) It is simple and reliable process

(b) It is relatively energy efficient

(c) It operates at a comparatively high temperature

(d) The life of an SPM is about 2 years and it can be easily replaced within a few minutes

I have been asked this question in an interview.

My question is from Reverse Osmosis topic in section Water and its Treatment of Engineering Chemistry II

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The correct answer is (c) It operates at a comparatively high temperature

Explanation: Reverse osmosis operates at a comparatively low temperature. All the other options are correct. It is simple and reliable process, relatively energy efficient. The life of an SPM is about 2 years and it can be easily replaced within a few minutes.

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