A radioisotope has a half-life of 20 hours. After 60 hours the fraction of its isotope remains is

1
\(\dfrac{1}{8}\)
2
\(\dfrac{1}{4}\)
3
\(\dfrac{1}{3}\)
4
\(\dfrac{1}{2}\)

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation