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errata poly de noel physique ?


Théobromine
Go to solution Solved by Florian,

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  • Ancien Responsable Matière

Dans le poly de Noël, sujet type 1 de physique, qcm 5 on cherche la cte de désintégration du 99mTc.

 

Dans la correction la formule utilisée est  λ= T/ ln2 . Il me semblait que c'était λ= ln2 /T, ce qui est en plus cohérent avec l'unité de λ (s-1)

 

Qui a raison, la correction ou moi?  :D

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