Question
What is the importance of heavy water with regard to nuclear power generation?
Or
Discuss the importance of heavy water in nuclear reactor.
Solution
Heavy water has been used in nuclear reactors. In nuclear reactors, chain reactions occur very fast. In order to slow down the rate of these reactions, heavy water is used as a moderator. Actually, the speed of neutrons is slowed down by passing through heavy water before bringing about fission of uranium.
