What is the function of heavy water in a nuclear reactor?

What is the function of heavy water in a nuclear reactor?
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1 Answer

Answer :

Slow down the speed of
neutrons
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Which element is used as moderator in nuclear reactor? A. Light water B. Dense water C. Fresh water D. Heavy water (Answer)

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Heavy water is used as a moderator in a (A) Pressurised water reactor (PWR) (B) Boiling water reactor (BWR) (C) Candu reactor (D) Molten sodium cooled reactor

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