NEET Physics Nuclei Questions Solved


The half-life of radium is 1622 years. How long will i take for seven eighths of a given amount of radium to decay (A) 3244 years(B) 6488 years (C) 4866 years(D) 811 years (Raj. PMT 1999; AIEEEE 2004)
To view Explanation, Please buy any of the course from below.
Complete Question Bank + Test Series
Complete Question Bank

Difficulty Level: