TS EAMCET · Physics · Nuclear Physics
The half-life period of element \(\mathrm{X}\) is same as the mean life time of element \(Y\). Assume initially \(\mathrm{X}\) and \(\mathrm{Y}\) have same number of atoms. Then
- A Initially \(\mathrm{X}\) and \(\mathrm{Y}\) have same decay rates
- B Always \(\mathrm{X}\) and \(\mathrm{Y}\) decay at same rate
- C \(\mathrm{Y}\) decays faster than \(\mathrm{X}\)
- D \(\mathrm{X}\) decays faster than \(\mathrm{Y}\)
Answer & Solution
Correct Answer
(C) \(\mathrm{Y}\) decays faster than \(\mathrm{X}\)
Step-by-step Solution
Detailed explanation
For element X, \(\left(\mathrm{t}_{1 / 2}\right)_{\mathrm{x}}=\frac{0.693}{\lambda_{\mathrm{x}}}\) For element \(Y\),…
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