Kcet
Atoms And Nuclei
KCET 2020
MCQ+1 / -02020
A radio-active elements has half-life of 15 years. What is the fraction that will decay in 30 years?
Kcet
KCET 2020
A radio-active elements has half-life of 15 years. What is the fraction that will decay in 30 years?