Nuclear Power Engineering The amount of a radioactive material (having a half life of 100 years) remaining after 400 years will be __________ of its original weight. 1/4 1/2 1/16 1/8 1/4 1/2 1/16 1/8 ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering Which of the following is artificially produced as it does not occur in nature? Uranium⁻²33 Plutonium⁻²39 Uranium⁻²35 Both B and C Uranium⁻²33 Plutonium⁻²39 Uranium⁻²35 Both B and C ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering A control rod Should have large absorption cross-section Both B and C Should have small absorption cross-section Is generally made of boron, hafnium or cadmium Should have large absorption cross-section Both B and C Should have small absorption cross-section Is generally made of boron, hafnium or cadmium ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering Heavy water is preferred over ordinary water as a coolant, because it. Is less prone to radiation damage Can be heated to a higher temperature without pressurizing Acts both as an efficient coolant as well as a moderator All of these Is less prone to radiation damage Can be heated to a higher temperature without pressurizing Acts both as an efficient coolant as well as a moderator All of these ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering An ideal coolant for a nuclear reactor should Have high density, but low heat transfer co-efficient Be capable of attaining high temperature, only when it is pressurised Be free from radiation damage and non-corrosive Be a good absorber of neutrons Have high density, but low heat transfer co-efficient Be capable of attaining high temperature, only when it is pressurised Be free from radiation damage and non-corrosive Be a good absorber of neutrons ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering A moderator __________ the neutrons. Slows down Accelerates Reflects Absorbs Slows down Accelerates Reflects Absorbs ANSWER DOWNLOAD EXAMIANS APP
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