Q. If the mass of a radioactive sample is doubled, the activity of the sample and the disintegration constant of the sample are respectively
A) Increases, remains the same
B) Decreases, increases
C) Decreases, remains same
D) Increases, decreases
Explanation
(a) Activity depends upon mass, but $\lambda$ doesn’t change
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.