JEE Main 2011 — Nuclear Physics Question with Solution
JEE Main 2011
Question
The half life of a radioactive substance is 20 minutes. The approximate time interval between the time when of it has decayed and time and of it had decayed is :
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
minutes
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This is a previous-year question from JEE Main 2011, 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.