1.

Two radioactive materials X1 and X2 contain same number of nuclei. If 6λ sec−1 and 4λ sec−1 are the decay constants of X1 and X2 respectively, then the ratio of number of nuclei undecayed of X1 to that of X2 will be 1/e after a time:

Answer»

Two radioactive materials X1 and X2 contain same number of nuclei. If 6λ sec1 and 4λ sec1 are the decay constants of X1 and X2 respectively, then the ratio of number of nuclei undecayed of X1 to that of X2 will be 1/e after a time:



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