Chemical Engineering - Nuclear Power Engineering

16.
Which is a fertile nuclear fuel ?
U-233
U-235
Pu-239
Th-232
Answer: Option
Explanation:
No answer description is available. Let's discuss.

17.
The time required for half of the __________ of a radioactive isotope to decay is called its half life.
nuclei
electrons
protons
neutrons
Answer: Option
Explanation:
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18.
The ratio of atomic radius to its nuclear radius is about
105
108
1012
1015
Answer: Option
Explanation:
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19.
Which one is different for the neutral atoms of the isotopes of an element ?
Atomic weights
Atomic numbers
Number of protons
Number of electrons
Answer: Option
Explanation:
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20.
__________ moderator is used in a fast breeder reactor.
Graphite
Heavy water
Beryllium
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.