Graphite is used in nuclear reactor as
A. Insulation lining of the reactor
B. Fuel
C. Lubricant
D. Retarder of neutron velocity
Answer: Option D
This Question Belongs to Chemical Engineering >> Nuclear Power Engineering
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Heavy water (D2O) in a nuclear reactor serves as a
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Moderating material used in a thermal-reactor should be a
A. Good absorber of neutrons
B. Solid substance
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