Q83
Moderator in nuclear plants is used to
A.
Reduce temperature
B.
Extract heat from nuclear reaction
C.
Control the reaction
D.
Cause collision with the fast moving neutrons to reduce their speed
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Neutron moderator. Neutron moderators are a type of material in a nuclear reactor that work to slow down the fast neutrons (produced by splitting atoms in fissile compounds like uranium-235), to make them more effective in the fission chain reaction.