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A certain radioactive substance has a half life of 5 years. Th
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A certain radioactive substance has a half life of 5 years. Thus for a nucleus in a sample of the element, probability of decay in 10 years is :

A

B

C

D

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Updated on: May 28, 2022

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Physics Galaxy Optics and Modern Physics Vol 4 (Ashish Arora)

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A certain radioactive substance has a half life of 5 years. Thus for a nucleus in a sample of the element, probability of decay in 10 years is :
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In 10 years the number of undecayed particles will be . That number of decayed particles will be .
Hence probability of decay will be
Option B is right
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Question Text
A certain radioactive substance has a half life of 5 years. Thus for a nucleus in a sample of the element, probability of decay in 10 years is :
Updated OnMay 28, 2022
TopicNuclei
SubjectPhysics
ClassClass 12
Answer TypeText solution:1 Video solution: 1
Upvotes153
Avg. Video Duration2 min