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JEE MAIN 2019
12-04-2019 S2
Question
Half lives of two radioactive nuclei A and B are 10 minutes and 20 minutes, respectively. If, initially a sample has equal number of nuclei, then after 60 minutes, the ratio of decayed numbers of nuclei A and B will be :
Select the correct option:
A
9 : 8
B
3 : 8
C
8 : 1
D
1 : 8
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
Question Tags
JEE Main
Physics
Easy
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