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Question
Which among the following is not used as moderator?
Which among the following is not used as moderator?
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Solution
The correct option is D Boron
A moderator is a medium that reduces the speed of fast neutrons, thereby turning them into thermal neutrons capable of sustaining a nuclear
chain reaction involving uranium-235. Commonly
used moderators include regular,
solid graphite, heavy water, Beryllium,
Hydrocarbons. Among the options given, Boron
is the element which is not used as a moderator.
A moderator is a medium that reduces the speed of fast neutrons, thereby turning them into thermal neutrons capable of sustaining a nuclear chain reaction involving uranium-235. Commonly used moderators include regular, solid graphite, heavy water, Beryllium, Hydrocarbons. Among the options given, Boron is the element which is not used as a moderator.
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