Physics, asked by sri786, 1 year ago

A radioactive materials a mean life of 1620 years and 540 years for a and B emission
actively. The time in which one half of the material remains undecayed emitting both these
(a)202.5 yrs
(b)280.7 yrs
(c)405 yrs
(d)1080 yrs

Answers

Answered by shikha2019

0

Here is your answer ☺️☺️❤️❤️

The correct answer is option b.

Hope this helps you❤️❤️☺️☺️

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