Atoms and Nuclei: JEE Main 2021 Physics question

JEE Main 2021 · 27 Aug, Morning shift · Q6113

JEE Main 202127 Aug, Morning shiftPhysicsEasyAtoms and Nuclei183× since 2002

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)

JEE Main 2021 · 27 Aug, Morning shift · Q6113

JEE Main 202127 Aug, Morning shiftPhysicsEasyAtoms and Nuclei183× since 2002

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)

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