Physics Radioactive decay obeys which one of the following law ? Options:A. N=Noe-?tB. N=Noe?tC. N=Noe-?t/2D. No=N(1+e?t)View AnswerA. N=Noe-?t Continue Reading Previous: SI unit of torque is______________?Next: Nuclei having the same mass number but different atomic number are____________?