Physics Atomic and Nuclear Physics Nucleus, Nuclear Reaction MCQ (Single Correct)

Best neutron moderator is

A
Beryllium oxide
B
Pure water
C
Heavy water
D
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Verified by Experts
The correct answer is:
A

A good neutron moderator should slow down neutrons without absorbing them. Heavy water is best because:

• It has low neutron absorption

• It effectively slows neutrons due to deuterium

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