A. Sustainment of chain reaction
B. Power generation on commercial scale
C. Economic power generation
D. None of these
Related Mcqs:
- “Critical mass” is the minimum mass of nuclear fissile material required for the__________________?
A. Sustainment of chain reaction
B. Power generation on commercial scale
C. Economic power generation
D. None of these - Fast breeder nuclear reactors using enriched uranium as fuel may contain upto a maximum of ____________ percent of U-235 (i.e. fissile material)?
A. 15
B. 45
C. 65
D. 85 - Thermal nuclear reactors using enriched uranium as fuel contains a maximum of ____________ percent fissile material i.e. U-235?
A. 1
B. 2
C. 3
D. 7 - Which is not a fissile nuclear material ?
A. U-233
B. U-235
C. U-238
D. Pu-239 - Thorium-232 (a fertile material) on absorption of a neutron gets converted into ___________ , which is a fissile material?
A. Thorium-233
B. Uranium-235
C. Uranium-233
D. Plutonium-239 - Which of the following nuclear materials is fissile ?
A. Uranium-238
B. Thorium-232
C. Plutonium-239
D. None of these - Which of the following is a non-fissile material ?
A. Plutonium-239
B. Uranium-235
C. Uranium-233
D. Thorium-232 - The critical mass of a fissionable material can be reduced by__________________?
A. Heating it
B. Cooling it
C. Surrounding it by neutron reflecting material
D. Surrounding it by neutron absorbing material - A boiling water reactor is the one, in which the_______________________?
A. Coolant water is allowed to boil in the core of the reactor
B. Coolant water, after being heated in the reactor core, generates steam in a boiler
C. Pressurised water is pumped into the core
D. Fuel and the coolant are thoroughly mixed to form a homogeneous solution - Critical energy should be _______________ the neutron binding energy of the atom in order to initiate a nuclear fission?
A. Equal to
B. Less than
C. More than
D. Either more or less
