NEET Physics Nuclei Questions Solved


After two hours, one- sixteenth of the starting amount of a certain radioactive isotope remained undecayed. The half life of the isotope is

(a) 15 minutes                 (b) 30 minutes
(c) 45 minutes                 (d) 1 hour

To view Explanation, Please buy any of the course from below.
Complete Question Bank + Test Series
Complete Question Bank

Difficulty Level: