Home
Class 12
PHYSICS
A radioactive element is produced in nuc...

A radioactive element is produced in nuclear reactor at a constant rate R(=numbers of nuclei per second). Its half-life is `T_(1//2)`. How much time, in terms of `T_(1//2)`. Is required to produce 50% of the equilibrium quantity of the radioactive element? is the result dependent of R?

Text Solution

Verified by Experts

The correct Answer is:
`T_(1//2)`,No
Promotional Banner

Topper's Solved these Questions

  • MOTION OF CHARGE IN MAGNETIC FIELD

    ARIHANT|Exercise Level-3|4 Videos
  • WAVE OPTICS

    ARIHANT|Exercise All Questions|37 Videos

Similar Questions

Explore conceptually related problems

The decay constant of a radioactive sample is lamda. Its half -life is T_(1//2) and mean life is T.

At t = 0, a sample is placed in a reactor. An unstable nuclide is produced at a constant rate R in the sample by neutron absorption. This nuclide beta - decays with half life tau . Find the time required to produce 80% of the equilibrium quantity of this unstable nuclide.

An unstable element is produced in nuclear reaction at a constant rate R . Its disintergration constant is lambda . Find number of nuclei after time 't' if initialy it was Zero

A radioactive nuclide is produced at a constant rate of alpha per second . It’s decay constant is lambda . If N_(0) be the no. of nuclei at time t=0 , then max. no. nuclei possible are :

A radioactive isotope is being produced at a constant rate dN//dt=R in an experiment. The isotope has a half-life t_(1//2) .Show that after a time t gtgt t_(1//2) ,the number of active nuclei will become constant. Find the value of this constant.

The radioactivity of a certain radioactive element drops to 1//64 of its initial value in 30 seconds. Its half-life is.

Nuclei of a radioactive element X are being produced at a constant rate K and this element decays to a stable nucleus Y with a decay constant lambda and half-life T_(1//3) . At the time t=0 , there are N_(0) nuclei of the element X. The number N_(Y) of nuclei of Y at time t is .

A F^32 radio nuclide with half-life T=14.3 days is produced in a reactor at a constant rate q=2xx10^9 nuclei per second. How soon after the beginning of production of that radio nuclide will its activity be equal to R=10^9 disintegration per second?

ARIHANT-NUCLEAR PHYSICS-All Questions
  1. A radioactive sample consists of two isotopes one of then decays by al...

    Text Solution

    |

  2. A deuterium nucleus at rest absorbs a Gamma ray photon of energy 2.21 ...

    Text Solution

    |

  3. Two isotopes of radioactive Radon gas -R(n)^(222) and R(n)^(220) are m...

    Text Solution

    |

  4. The Uranium -238 decay series (also known as 4n+2 series. Can you tell...

    Text Solution

    |

  5. The half lives of two longest-lived radioactive isotopes of phosphorus...

    Text Solution

    |

  6. A diatomic molecule moving at a speed u absorbs a photon of wavelenght...

    Text Solution

    |

  7. A.(7)^(14)N nucleus, when bombarded by .(2)^(4)He, converts into .(8)^...

    Text Solution

    |

  8. Following reactions are known as inverse beta decay p+vecvrarrn+e^(...

    Text Solution

    |

  9. Consider the beta^(-) decay of .(12)^(27)Mg .(12)^(27)Mgrarr.(13)^(2...

    Text Solution

    |

  10. Moderator is used in a nuclear to slow down fast neutrons generated af...

    Text Solution

    |

  11. Two radioactive elements A and B are present in a mixture. Both are be...

    Text Solution

    |

  12. The graph of binding energy per nucleon (overlineBE) versus mass numbe...

    Text Solution

    |

  13. A rock sample has radioactive isotope A that decays into a stable prod...

    Text Solution

    |

  14. A 100 ml solution of a radioactive material has activity A(0). The sol...

    Text Solution

    |

  15. A source (s) of beta particles contains a radioactive isotope X. The e...

    Text Solution

    |

  16. A radioactive element is produced in nuclear reactor at a constant rat...

    Text Solution

    |

  17. Nuclei of radioactive element A are produced at rate t^(2) (where t is...

    Text Solution

    |

  18. The power radiated by a star and its mass ma are related by (P)/(P(0))...

    Text Solution

    |

  19. Rate of evaporation (volume evaporated per unit time) of water kept in...

    Text Solution

    |

  20. A radioactive nucleus A decays into B with a decay constnat lambda(1)....

    Text Solution

    |