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Sahay Sir > Question Answers > MTG NEET Physics > Part 2 > Chapter 13 - Nuclei > A sample of a radioactive element whose half life in 30 seconds contains a million nuclei at a certain instant of time. How many nuclei will be left after 10 s ?

A sample of a radioactive element whose half life in 30 seconds contains a million nuclei at a certain instant of time. How many nuclei will be left after 10 s ?

A sample of a radioactive element whose half life in 30 seconds contains a million nuclei at a certain instant of time. How many nuclei will be left after 10 s ?