Atoms and Nuclei: JEE Main 2018 Physics question

JEE Main 2018 · 16 Apr, Morning shift · Q6088

JEE Main 201816 Apr, Morning shiftPhysicsMediumAtoms and Nuclei183× since 2002

At some instant, a radioactive sample S₁ having an activity 5

\mu

Ci has twice the number of nuclei as another sample S₂ which has an activity of 10

\mu

Ci. The half lives of S₁ and S₂ are :

JEE Main 2018 · 16 Apr, Morning shift · Q6088

JEE Main 201816 Apr, Morning shiftPhysicsMediumAtoms and Nuclei183× since 2002

At some instant, a radioactive sample S₁ having an activity 5

\mu

Ci has twice the number of nuclei as another sample S₂ which has an activity of 10

\mu

Ci. The half lives of S₁ and S₂ are :

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