JEE Main & Advanced
Physics
Nuclear Physics And Radioactivity
Question Bank
Numerical Value Type Questions - Nuclear Physics and Radioactivity
question_answer
The activity of a certain radionuclide decreases to 15 percent of its original value in 10 days. Find its half-life.\[\left[ \ell n\left( 0.15 \right)=-1.9 \right]\] (in days)