13.Nuclei
medium

રેડિયો એક્ટિવ તત્વ વિભંજન થઈને સ્થાયી ન્યુકિલયસ માં રૂપાંતર થાય છે. તો વિભંજન દરનો આલેખ

A
B
C
D
(AIIMS-2012)

Solution

No. of nuclide at time t is given by

$\mathrm{N}=\mathrm{N}_{0} \mathrm{e}^{-\lambda \mathrm{t}}$

Where $\mathrm{N}_{0}=$ initial nuclide

thus this equation is equivalent to $y = a{e^{ – kx}}$

Thus correct graph is

Standard 12
Physics

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