Nuclear Power Engineering In a pressurised water reactor (PWR), the Coolant water boils in the core of the reactor Coolant water is pressurised to prevent bulk boiling of water in the core Fuel is natural uranium and heavy water acts both as moderator & coolant Use of moderator is not required Coolant water boils in the core of the reactor Coolant water is pressurised to prevent bulk boiling of water in the core Fuel is natural uranium and heavy water acts both as moderator & coolant Use of moderator is not required ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering Which of the following gases has very high neutron capture cross-section, making it unsuitable as a coolant in nuclear reactor? CO₂ N₂ He H₂ CO₂ N₂ He H₂ ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering Which one is different for the neutral atoms of the isotopes of an element? Atomic numbers Number of electrons Number of protons Atomic weights Atomic numbers Number of electrons Number of protons Atomic weights ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering Ceramic nuclear metals compared to solid nuclear metals have More chances of radiation damage Low strength at high temperature Poorer corrosion resistance Higher melting points More chances of radiation damage Low strength at high temperature Poorer corrosion resistance Higher melting points ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering An ideal coolant for a nuclear reactor should Be free from radiation damage and non-corrosive Be capable of attaining high temperature, only when it is pressurised Have high density, but low heat transfer co-efficient Be a good absorber of neutrons Be free from radiation damage and non-corrosive Be capable of attaining high temperature, only when it is pressurised Have high density, but low heat transfer co-efficient Be a good absorber of neutrons ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering Which of the following is not a naturally occurring nuclear fuel? Uranium⁻²38 Plutonium⁻²39 None of these Thorium⁻²33 Uranium⁻²38 Plutonium⁻²39 None of these Thorium⁻²33 ANSWER DOWNLOAD EXAMIANS APP
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