Physics Atomic and Nuclear Physics Nuclear Energy, Binding Energy, Mass Defect, Nuclear Force MCQ (Single Correct)

The functions of moderators in nuclear reactor is to

A
decrease the speed of neutrons
B
increase the speed of neutrons
C
decrease the speed of electrons
D
increase the speed of electrons

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Verified by Experts
The correct answer is:
A

In nuclear reactors the moderators are used to decrease (slowdown) the speed of neutrons. Heavy water, graphite is used for this purpose. While heavy water is the best moderator.

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