The activity of a radioactive material is... | Nuclear Physics | JEE Main 2022

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JEE Main 2022

{S1}_29.06.22

Question

The activity of a radioactive material is $2.56 \times 10^{-3} \mathrm{Ci}$. If the half life of the material is 5 days, after how many days the activity will become $2 \times 10^{-5} \mathrm{Ci}$ ?

Select the correct option:

A

30 days

B

35 days

C

40 days

D

25 days

✓ Correct! Well done.

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