Two radioactive materials A and B have decay constants 10 respectively. If initially they have the same number of nuclei, then the ratio of the number of nuclei, of A to that of B will be 1/e after a time : |
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(a) |
(b) |
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(c) |
(d) |

Two radioactive materials A and B have decay constants 10 respectively. If initially they have the same number of nuclei, then the ratio of the number of nuclei, of A to that of B will be 1/e after a time : |
|||

(a) |
(b) |
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(c) |
(d) |

1 Answer

127 votes

Number of nuclei present at any time t

N = N_{0}

=

t=

127 votes

127