Statement 1:Heavy water is used as a moderator in nuclear reactor.Statement 2 : Moderator is a light substance that absorb neutrons.

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Both Statement 1 and Statement 2 are false .

Statement 1 is true and Statement 2 is false .

Statement 1 is false and Statement 2 is true.

Both Statement 1 and Statement 2 are false.

answer is A.

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Detailed Solution

Heavy water is used as a moderator in nuclear reactors to absorb high speed neutrons. So that they slow down the rate of nuclear reaction.

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