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  • A nucleus with mass number 240 breaks into two fragments each of mass number 120,the binding energy per nucleon of unfrag    mented nuclei is 7.6 MeV while that of fragments is 8.5 M

A nucleus with mass number 240 breaks into two fragments each of mass number 120,the binding energy per nucleon of unfrag    mented nuclei is 7.6 MeV while that of fragments is 8.5 MeV.the total gain the binding energy in the process is:

Option: 1

0.9 \: meV


Option: 2

9.4 MeV


Option: 3

804\: MeV


Option: 4

216\: MeV


Answers (1)

best_answer

BE per nucleon of unfragmented nuclei =7.6MeV

BE per nucleon of fragmented nuclei=8.5MeV

Increase in BE per nucleon is 0.9MeV

for 246 nuleons ,total BE is 0.9\times 240=216MeV

Posted by

Deependra Verma

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