7 Consider a radioactive substance which decays following

Last updated: 6/26/2023

7 Consider a radioactive substance which decays following the law of disintegration At an instant t its activity is R and at time t it becomes Find 1 R the average life of radioactive substance if t t in R 1 2 2ln R t 2 t In R 3 t 2 t 1 2ln R 4