A radioactive sample at any instant has its disintegration rate 5000 disintegrations per minute.....

Channel:
PW Solutions
Subscribers:
445,000
Published on ● Video Link: https://www.youtube.com/watch?v=E3bOhWPopjU


Duration: 1:35
1 views
0

A radioactive sample at any instant has its
\( \mathrm{P} \)
disintegration rate 5000 disintegrations per minute. After 5 minutes, the rate is 1250 disintegrations per minute. Then, the decay constant (per minute) is
(1) \( 0.4 \ln 2 \)
(2) \( 0.2 \ln 2 \)
(3) \( 0.1 \ln 2 \)
(4) \( 0.8 \ln 2 \)


📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2024-01-22Initially only radioactive element \( \mathrm{A} \) is present, which disintegrated into another....
2024-01-22\( { }_{92} \mathrm{U}^{238} \) changes to \( { }_{85} \mathrm{At}^{210} \) by a series of \( \a....
2024-01-22From the following equations pick out the possible nuclear fusion reactions:....
2024-01-22Match the Column (I) with Column (II) is: \begin{tabular}{|l|l|l|l|} \hline \multicolumn{2}{|c|}....
2024-01-22A nucleus with \( Z=92 \) emits the following in a sequence: \[ \alpha, \beta^{-}, \beta^{-}, \a....
2024-01-22Passage A radio nuclide with decay constant \( \lambda \) is produced in a nuclear reactor at a ....
2024-01-22Which of the following statement(s) is/are correct (may have more than one option correct)?....
2024-01-22The mass number of a nucleus is: \( P \)....
2024-01-22Which of the following cannot be emitted by radioactive substances during the decay?....
2024-01-22Sun radiates energy in all directions. The average energy received at earth is \( 1.4 \mathrm{~k....
2024-01-22A radioactive sample at any instant has its disintegration rate 5000 disintegrations per minute.....
2024-01-22When a \( \mathrm{U}^{238} \) nucleus originally at rest, decays by emitting an alpha particle h....
2024-01-22In \( \mathrm{N}_{0} \) is the original mass of the substance of half-life period \( t_{1 / 2}=5....
2024-01-22A radioactive sample decays by \( \beta \)-emission. In first two seconds ' \( n \) ' \( \beta \....
2024-01-22A radioactive material of half-life \( T \) was produced in a nuclear reactor at different insta....
2024-01-22Which of the following radiations has the least wavelength: W.....
2024-01-22In a \( \beta \) decay process the maximum fraction of the liberated energy is most probably car....
2024-01-22In a sample of rock, the ratio of \( { }^{206} \mathrm{~Pb} \) to \( { }^{238} \mathrm{U} \) nuc....
2024-01-22After 280 days, the activity of a radioactive sample is \( 6000 \mathrm{dps} \). The activity re....
2024-01-22Which of the following processes represents a decay?....
2024-01-22The binding energy per nucleon for \( \mathrm{C}^{12} \) is \( 7.68 \mathrm{MeV} \) and that for....