Nuclear Power Engineering
The atomic mass of an element is fractional, because

It contains neutrons
Of uncertainty principle
It may have isobars
It may have isotopes

ANSWER DOWNLOAD EXAMIANS APP

Nuclear Power Engineering
Nuclear fuel generally used in reactors is uranium oxide instead of uranium, because the former has higher

Resistance to effects of irradiation
All of these
Density ; hence core volume for a given power output would be smaller
Melting point, hence can be subjected to higher temperature

ANSWER DOWNLOAD EXAMIANS APP