Q. The S.I. unit of radioactivity is
A) Roentgen
B) Rutherford
C) Curie
D) Becquerel
Explanation
The correct answer is Option D: Becquerel.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.