sashajayne9940 sashajayne9940

25-01-2024
Mathematics

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In a given time interval t a radioactive sample emits n beta particles and in next time interval dit emits 0.75 n beta particles. The mean life of the sample is

A. 2t / In 4/3
B. 1.5t / In 4/3
C. t / In 3/4
D. t / In 4/3

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