Physics · 2022
JEE Main · 28 July 2022, Shift 2 · Q18
A radioactive sample decays 7/8 times its original quantity in 15 minutes. The half-life of the sample is
A radioactive sample decays $\displaystyle \frac{7}{8}$ times its original quantity in $\displaystyle 15$ minutes. The half-life of the sample is
Official answer
(1)
$\displaystyle 5$ min
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.