In nuclear reactions, ______________ number is conserved?
In nuclear reactions, ______________ number is conserved?
A. Mass
B. Atomic
C. Both A. & B.
D. Neither A. nor B.
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Coolant used in a boiling water reactor is________________?
Coolant used in a boiling water reactor is________________?A. Hydrogen gas
B. Water
C. Steam
D. A mixture of water & steamRadioactive decay of a material involves a _____________ order reaction?
Radioactive decay of a material involves a _____________ order reaction?A. Third
B. Second
C. First
D. ZeroEnriched uranium means that, it contains___________________?
Enriched uranium means that, it contains___________________?A. More than 0.71% of U-235
B. Only fertile material
C. Only fissile material
D. No impuritiesOne ‘amu’ is equivalent to___________________?
One ‘amu’ is equivalent to___________________?A. 9.31 MeV
B. 931 eV
C. 931 Mev
D. 931 JCommercial power generation from fusion reactor is not yet possible, because_____________________?
Commercial power generation from fusion reactor is not yet possible, because_____________________?A. It is difficult to control fusion reaction
B. The fuel required (e.g. deuterium and tritium) is scarce
C. It is difficult to initiate fusion reaction
D. Quantity of fuel required for initiating fusion reaction is prohibitively highA fertile material is the one, which can be__________________?
A fertile material is the one, which can be__________________?A. Converted into fissile material on absorption of neutron
B. Fissioned by slow (thermal) neutrons
C. Fissioned by fast neutrons
D. Fissioned by either slow or fast neutrons