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Multistage flash evaporator produces _____ kg of water per kg of prime steam.

(a) 5

(b) 10

(c) 15

(d) 20

This question was posed to me during an internship interview.

Origin of the question is Desalination topic in portion Miscellaneous Treatment Methods of Environmental Engineering

1 Answer

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Best answer
Correct answer is (d) 20

To elaborate: Multistage flash evaporator produces 20 kg of water per kg of prime steam.

They operate on the brine recycling basis.

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