JEE Main 2016 — Nuclear Physics Question with Solution
JEE Main 2016 (03 Apr)
Question
Half-lives of two radioactive elements and are and , respectively. Initially, the samples have an equal number of nuclei. After , the ratio of decayed numbers of and nuclei will be:
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
no. of nuclei of A decayed
no. of nuclei of B decayed
required ratio
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This is a previous-year question from JEE Main 2016, covering the Nuclear Physics chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.