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.Management Sciences
Category: Nuclear Power Engineering
Which of the following is artificially produced as it does not occur in nature ?
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A. Uranium-235
B. Uranium-233
C. Plutonium-239
D. Both B. and C.
The half life period of a radioactive element depends upon the___________________?
A. Temperature
B. Pressure
C. Amount of element present
D. None of these
The function of moderators in nuclear reactor is to _________________?
A. Slow down the secondary neutrons
B. Absorb the secondary neutrons
C. Control the chain reaction
D. None of these
Liquid metal (e.g., molten sodium) is preferred as a coolant in case of a/an ______________ reactor?
A. Homogeneous
B. Graphite moderated
C. Fast breeder
D. Enriched uranium (3% U-235) fuelled
In a homogeneous nuclear reactor, the _____________ are mixed together?
A. Fuel & coolant
B. Fuel & moderator
C. Coolant & moderator
D. None of these
The mass number of an element is not changed, when it emits _______________ radiations?
A. α & β
B. β & γ
C. γ & α
D. α, β, & γ
Nuclides having the same atomic numbers are termed as___________________?
A. Isotopes
B. Isomers
C. Isotones
D. Isobars
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