Q. The curve between the activity $A$ of a radioactive sample and the number of active atoms $N$ is
A)
B)
C)
D)
Explanation
(b) $\left| \frac{dN}{dt} \right| = \lambda N \Rightarrow \left| \frac{dN}{dt} \right| \propto N$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.