Nuclear Power Engineering The function of moderators in nuclear reactor is to None of these Slow down the secondary neutrons Absorb the secondary neutrons Control the chain reaction None of these Slow down the secondary neutrons Absorb the secondary neutrons Control the chain reaction ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering Quantity of fissionable material (i.e. U-235) in natural uranium is __________ percent. 12.73 0.71 6.31 99.29 12.73 0.71 6.31 99.29 ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering Which of the following is a non-fissile material? Uranium⁻²33 Uranium⁻²35 Thorium⁻²32 Plutonium⁻²39 Uranium⁻²33 Uranium⁻²35 Thorium⁻²32 Plutonium⁻²39 ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering The half life period of a radioactive substance is best determined by counting the number of alpha particles emitted per second in a Geiger Muller counter from its known quantity. If the half life period of a radioactive substance is one month, then L/8th of it will remain intact at the end of four months It will completely disintegrate in two months 3/4th of it will disintegrate in two months It will completely disintegrate in four months L/8th of it will remain intact at the end of four months It will completely disintegrate in two months 3/4th of it will disintegrate in two months It will completely disintegrate in four months ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering The time required for half of the __________ of a radioactive isotope to decay is called its half life. Electrons Nuclei Protons Neutrons Electrons Nuclei Protons Neutrons ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering __________ gas is normally not used as a coolant in a nuclear reactor, because of its high neutron capture cross-section. Nitrogen Hydrogen Carbon dioxide Helium Nitrogen Hydrogen Carbon dioxide Helium ANSWER DOWNLOAD EXAMIANS APP
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