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Annales Maraicher 2017


TIRALOIN
Go to solution Solved by Dr_sprat,

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  • Responsable Matière

Ok je comprends mieux merci beaucoup !!!!!!! 🙂

Juste j'aurais une autre question, mais c'est pas sur le meme sujet mais je ne comprends pas pourquoi la question b est fausse

eectron.PNG

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  • Ancien Responsable Matière
  • Solution

Il s’agit d’une β+, 

 

Eβ+ max = Δmc2 (Rb->Kr**) -seuil = 1,5 -1,022 MeV = 0,478 MeV 

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