Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Nuclei

Question:

A radioactive sample has a half life of 12 years. The fraction of sample that will decay in 24 years is:

Options:

$\frac{1}{4}$

$\frac{3}{4}$

$\frac{1}{2}$

$\frac{1}{8}$

Correct Answer:

$\frac{3}{4}$

Explanation:

The correct answer is Option (2) → $\frac{3}{4}$