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Q. |
The enormous amount of energy released in an explosion of an atomic bomb is due to the - |
A. | conversion of mass into energy |
B. | conversion of chemical energy into heat energy |
C. | conversion of mechnical energy into nuclear energy |
D. | conversion of neutrons into protons |
Answer» D. conversion of neutrons into protons | |
Explanation: The enormous amount of energy released in an explosion of an atomic bomb is due to the converson of neutrons into protons. When, a neutron strikes the nucleus of an atom of the isotopes uranium 235 or plutonium 239, it causes that nucleus to split into two fragmens, each of which is a nucleus with about half the protons and neutrons of the original nucleus. |
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