Question

The phenomenon of splitting up of a heavy nucleus, on bombardment with slow speed neutrons,into fragments of comparable mass, with the releasing of large amount of energy is called as ___.

• A. Nuclear fission
• B. Nuclear fusion
• C. Thermal energy
• D. All of these

Answer 1

The correct option is A Nuclear fission

The phenomenon of splitting up of a heavy nucleus, on bombardment with slow speed neutrons,into fragments of comparable mass, with the releasing of large amount of energy, with the release of two or more fast moving neutrons is called as nuclear fission.The first nuclear fission was that of uranium-235.