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AP EAMCET201724 Apr 2017Morning ShiftPhysicsNuclear PhysicsActual

Two radioactive materials Y ₁ and Y ₂ initially contain same number of nuclei. Their decay constants are 9 s ⁻¹ and 6 s ⁻¹ respectively. The time after which the ratio of number of undecayed nuclei of Y ₁ and Y ₂ becomes 1 e is

Options

  1. A1 3 s
  2. B1 15 s
  3. C1 10 s
  4. D1 8 s

Correct answer

A. 1 3 s

Step-by-step solution

No solution. Refer to answer key.

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