Jee Main
Atoms And Nuclei
JEE Main 2021 (Online) 27th August Morning Shift
MCQ+4 / -12021
There are 1010 radioactive nuclei in a given radioactive element, its half-life time is 1 minute. How many nuclei will remain after 30 seconds? \(\left( {\sqrt 2 = 1.414} \right)\)