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JEE Main 2003
Exam
JEE Main
Year
2003
Subject
Physics
Chapter
Nuclear Physics

JEE Main 2003 · Physics · Nuclear Physics

A radioactive sample at any instant has its disintegration rate...

A radioactive sample at any instant has its disintegration rate 5000 disintegrations per minute. After 5 min−5 \mathrm{~min}- utes, the rate is 1250 disintegrations per minute. Then, the decay constant (per minute) is

Options

  1. A0.4ln⁡20.4 \ln 2
  2. B0.2ln⁡20.2 \ln 2
  3. C0.1ln⁡20.1 \ln 2
  4. DNone of these

Correct answer

D. None of these

Step-by-step solution

No Solution Available
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