In nuclear reactions, ______________ number is conserved?
In nuclear reactions, ______________ number is conserved? A. Mass B. AtomicC. Both A. & B. D. Neither A. nor B.
In nuclear reactions, ______________ number is conserved? A. Mass B. AtomicC. Both A. & B. D. Neither A. nor B.
Thermal neutrons which are used to cause the fission of U-235 have energy _____________ eV? A. < 0.025 B. > 1 C. 1-25 D. > 200
Net efficiency of ordinary light water cooled nuclear reactor is about _____________ percent? A. 32 B. 52 C. 72 D. 88
Which of the following may not need a moderator ? A. Candu reactorB. Fast breeder reactor C. Homogeneous reactor D. Pressurised water reactor
Graphite is used in nuclear reactor as_____________________? A. Insulation lining of the reactor B. Fuel C. LubricantD. Retarder of neutron velocity
Which of the following factors is the most important in the site selection for a nuclear power plant ? A. Absence of earthquake prone zone in nearby areas B. Abundant availability of water C. Remotely located from residential areas D.…
A nuclear reactor can’t be used for_________________? A. The production of radioisotopes B. Supplying intense fields or beams of neutron for scientific experiments C. Marine ship propulsionD. None of these
Use of molten metal as a coolant in fast breeder reactor helps in_________________? A. Rapid heat transfer from the core B. Accelerating the reaction rate in the core C. Breeding neutrons D. Accelerating the neutrons
Isotopes of an element have the same__________________? A. Number of neutrons B. Mass numberC. Electronic configuration D. Atomic weight
Thorium can be converted into U-233 in a _____________ reactor? A. Liquid metal cooledB. Fast breeder C. Thermal D. Swimming pool