CUET-UG SERIES Physics
Radioactivity
1 previous year questions.
Volume: 1 Ques
Yield: Medium
High-Yield Trend
1
2023 Chapter Questions 1 MCQs
01
PYQ 2023
medium
physics ID: cuet-ug-
A radioactive isotope phosphorous-32 has an initial activity 10\mu Ci and has half life of 14 days. What is the activity of the source after 42 days?
1
1.25\mu Ci
2
2.5\mu Ci
3
5\mu Ci
4
0.625\mu Ci