A control rod
A. Should have small absorption cross-section
B. Is generally made of boron, hafnium or cadmium
C. Should have large absorption cross-section
D. Both B and C
Answer: Option D
This Question Belongs to Chemical Engineering >> Nuclear Power Engineering
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B. Moderator
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Moderating material used in a thermal-reactor should be a
A. Good absorber of neutrons
B. Solid substance
C. Poor absorber of neutrons
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