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Fission of nuclei is possible because the binding energy per nucleon in them (a) Increases with mass number at low mass numbers. (b) Decreases with mass number at low mass numbers. (c) Increases with mass number at high mass numbers. (d) Decreases with mass number at high mass numbers.



Fission of nuclei is possible because the binding energy per nucleon in them


(a)    Increases with mass number at low mass numbers.


(b)    Decreases with mass number at low mass numbers.


(c)    Increases with mass number at high mass numbers.


(d)    Decreases with mass number at high mass numbers.


Grade:10

2 Answers

Aditi Chauhan
askIITians Faculty 396 Points
10 years ago

(d)

B.E. per nucleon is smaller for lighter as well as heavier nucleus. But fusion reaction occurs for small mass no nuclei and fission reaction occurs for larger mass no nuclei to attain reaction binding energy per nucleon.

fakrunnisa
22 Points
10 years ago

Increases with mass number at high mass numbers.I think this ans is correctSmile

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