A) nuclear fuel
B) neutron absorber
C) a moderator
D) neutron liberator to start the chain
Correct Answer: B
Solution :
Key Idea: (a) Nuclear fuel- Enriched \[{{U}^{235}}\]in form of \[{{U}_{3}}{{O}_{8}}\] (b) Neutron absorber- Cd or B rods. (c) A moderator\[-{{D}_{2}}O\] or graphite. Neutrons are absorbed by Cd or B rods to control the reaction. \[\therefore \] (b) is correct answer.You need to login to perform this action.
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