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Dual Nature of Radiation · 2011 · Shift 1

1 Physics questions from this JEE Advanced paper
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Dual Nature of Radiation · 2011 · Shift 1

1 Physics questions from this JEE Advanced paper

  1. Q68.The activity of a freshly prepared radioactive sample is 1010 disintegrations per second, whose mean life is 109 s. The mass of an atom of this radioisotope is 10 − 25 kg. The mass (in mg) of the radioactive sample is ​…
    Physics · Dual Nature of Radiation · Numerical