A) Are at very high temperature
B) Move with high velocities
C) Have kinetic energies similar to those of surrounding molecules
D) Are at rest
Correct Answer: C
Solution :
When fast moving neutrons pass through a moderator, they collide with the molecules of the moderator. As a result of this the neutrons are in thermal equilibrium with the surrounding molecules of moderator. These neutrons are called thermal neutrons.You need to login to perform this action.
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