A) Thermo nuclear
B) Uncontrolled fission
C) Controlled fission
D) Fusion
Correct Answer: B
Solution :
The process in which a heavy nucleus is broken into two nearly equal fragments is called nuclear fission. The mass of the nuclei obtained by fission is less than the mass of the disintegrated nucleus and this lost mass reappears in the from of energy according to Einstein?s mass energy relation. This Phenomenon is basis of nuclear bombs and nuclear reactors. Atom bomb is based on uncontrolled fission.
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