Radioactive Decay Calculation (Jee Mains) | ExamDuo
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Mass-Energy Relation
Medium
Radioactive Decay Calculation
There are
10
10
radioactive nuclei in a given radioactive element. Its half-life time is
1
min
. How many nuclei will remain after 30 s?
(
√
2
=
1.414
)
SELECT ONE OPTION
A
2
×
10
10
B
7
×
10
9
C
10
5
D
4
×
10
10
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