![The activity of radioactive sample falls from 600 / s to 500 / s in 40 minutes. Calculate its half life? The activity of radioactive sample falls from 600 / s to 500 / s in 40 minutes. Calculate its half life?](https://haygot.s3.amazonaws.com/questions/2070870_1465059_ans_712a921ef27348f18c74666c1d2910bf.jpg)
The activity of radioactive sample falls from 600 / s to 500 / s in 40 minutes. Calculate its half life?
Activity of a radioactive sample decreases to (1/3)rd of its original value in 3 days. Then, in 9 days its activity will become:
![For a radioactive sample, at given instant, number of active nuclei is N and its decay constant is lambda then the incorrect relation is - For a radioactive sample, at given instant, number of active nuclei is N and its decay constant is lambda then the incorrect relation is -](https://dwes9vv9u0550.cloudfront.net/images/9157597/cbe42012-7988-44ae-990f-f4986c46ea9c.jpg)
For a radioactive sample, at given instant, number of active nuclei is N and its decay constant is lambda then the incorrect relation is -
![SOLVED:The initial activity of a radioactive sample is 120 Bq. If after 24 h the activity is measured to be 15 Bq, find the half-life of the sample. SOLVED:The initial activity of a radioactive sample is 120 Bq. If after 24 h the activity is measured to be 15 Bq, find the half-life of the sample.](https://cdn.numerade.com/previews/3712f707-d1c1-45b6-80b1-6a96959bdc4d.gif)
SOLVED:The initial activity of a radioactive sample is 120 Bq. If after 24 h the activity is measured to be 15 Bq, find the half-life of the sample.
the activity of a radioactive sample os measured as No counts per min at t=0 and No/e counts per min at t=5 mins. the time in min at which the activity reduces
![The activity of a radioactive sample decreases to one tenth of the original activity `A_(0)` in a - YouTube The activity of a radioactive sample decreases to one tenth of the original activity `A_(0)` in a - YouTube](https://i.ytimg.com/vi/ft9i6Hr5pU0/maxresdefault.jpg)
The activity of a radioactive sample decreases to one tenth of the original activity `A_(0)` in a - YouTube
ntthe activity of a sample of radioactive material is A1 ,at time t1 ,and A2 at time t2 (t2>t1).if its mean life T ,thenn
![The activity of a radioactive sample decreases to 1//3 of the original activity, A(0) in a period of 9 years. After 9 years more, its activity A(0)//x. Find the value of x. The activity of a radioactive sample decreases to 1//3 of the original activity, A(0) in a period of 9 years. After 9 years more, its activity A(0)//x. Find the value of x.](https://d10lpgp6xz60nq.cloudfront.net/ss/web/425774.jpg)
The activity of a radioactive sample decreases to 1//3 of the original activity, A(0) in a period of 9 years. After 9 years more, its activity A(0)//x. Find the value of x.
![A radioactive sample with a half life of 1 month has the label : "Activity = 4 micro curie - YouTube A radioactive sample with a half life of 1 month has the label : "Activity = 4 micro curie - YouTube](https://i.ytimg.com/vi/U_Oma82V21U/maxresdefault.jpg)
A radioactive sample with a half life of 1 month has the label : "Activity = 4 micro curie - YouTube
![The activity of a radioactive sample is measured as 9750 counts per minute at t = 0 and as 975 counts per min at t = 5 minutes, The decay constant is apnoximately The activity of a radioactive sample is measured as 9750 counts per minute at t = 0 and as 975 counts per min at t = 5 minutes, The decay constant is apnoximately](https://dwes9vv9u0550.cloudfront.net/images/3795871/d63f2ecf-5ac2-4bdd-8bea-f3a2a5b96843.jpg)
The activity of a radioactive sample is measured as 9750 counts per minute at t = 0 and as 975 counts per min at t = 5 minutes, The decay constant is apnoximately
![The activity of a radioactive sample is measures as N0 counts per minute at t = 0 and N0//e counts per minute at t = 5 min. The time (in minute) at The activity of a radioactive sample is measures as N0 counts per minute at t = 0 and N0//e counts per minute at t = 5 min. The time (in minute) at](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/647522325_web.png)
The activity of a radioactive sample is measures as N0 counts per minute at t = 0 and N0//e counts per minute at t = 5 min. The time (in minute) at
![The activity of a radioactive sample is measured as No counts per minute at t = 0 and No/e counts per minute at t = 5 min. The time (in minute) at The activity of a radioactive sample is measured as No counts per minute at t = 0 and No/e counts per minute at t = 5 min. The time (in minute) at](https://www.zigya.com/application/zrc/images/qvar/PHENNT12129596.png)
The activity of a radioactive sample is measured as No counts per minute at t = 0 and No/e counts per minute at t = 5 min. The time (in minute) at
![The activity of a sample of a radioactive bismuth decreases to 1/16 of its original activity in 30 - Brainly.in The activity of a sample of a radioactive bismuth decreases to 1/16 of its original activity in 30 - Brainly.in](https://hi-static.z-dn.net/files/da7/e29ab642d8fb477c3325ca7c54a3b671.jpg)