Home
Class 12
PHYSICS
Define the activity of a radionuclide. W...

Define the activity of a radionuclide. Write its SI unit. Give a plot of the activity of a radioactive species versus time.

Text Solution

Verified by Experts

The total decay rate of a radioactive sample is called the activity of the sample. The S.I unit of activity is Becquerel (Bq).
Promotional Banner

Topper's Solved these Questions

  • XII BOARDS

    XII BOARDS PREVIOUS YEAR|Exercise SET-II|35 Videos

  • XII BOARDS

    XII BOARDS PREVIOUS YEAR|Exercise SET-III|25 Videos

  • XII BOARDS

    XII BOARDS PREVIOUS YEAR|Exercise SET III|9 Videos

  • SAMPLE PAPER 2019

    XII BOARDS PREVIOUS YEAR|Exercise SECTION D|6 Videos

Similar Questions

Explore conceptually related problems

Define the activity of a radio nuclide. Write its S.I. unit. Give a plot of the activity of a radioactive species versus time. How long will a radioactive isotope, whose half life is T years, take for its activity to reduce to 1//8 th of its initial value ?

Define the conductivity of a conductor. Write its SI unit

What are unit of activity of radioactive elements?

Write the SI unit of activity of a radioactive nuclide.

Define the current sensitivity of a galvanometer. Write its SI unit.

Define impulse. Give its SI unit.

XII BOARDS PREVIOUS YEAR-XII BOARDS-SET-I
  1. Two identical cells each of emf epsilon, having negligible internal re...

    Text Solution

    |

  2. The motion of copper plate is damped when it is allowed to oscillate b...

    Text Solution

    |

  3. Define the activity of a radionuclide. Write its SI unit. Give a plot ...

    Text Solution

    |

  4. Welders wear special goggles or face masks with glass windows to potec...

    Text Solution

    |

  5. Write the expression for the de-Broglie wavelength associated with a c...

    Text Solution

    |

  6. Draw typical output characteristics of an n-p-n transistor in CE confi...

    Text Solution

    |

  7. A parallel beam of light of wavelength 500 nm falls on a narrow slit ...

    Text Solution

    |

  8. A slab of materail of dielectric constant K has the same area as the p...

    Text Solution

    |

  9. A capacitor, made of two parallel plates each of plate area A and sepa...

    Text Solution

    |

  10. Explain the term 'drift velocity' of electrons in a conductor. Hence o...

    Text Solution

    |

  11. State the principle of potentiometer. With the help of circuit diagram...

    Text Solution

    |

  12. A convex lens of focal length f(1) is kept in contact with a concave l...

    Text Solution

    |

  13. In the block diagram of a simple modulator for obtaining an AM signal,...

    Text Solution

    |

  14. Write the truth table for the logic circuit shown below and identify t...

    Text Solution

    |

  15. (a) For a given a.c., i = i(m) sin wt, show that the average power dis...

    Text Solution

    |

  16. A rectangular conductor LMNO is place in a uniform magnetic field of 0...

    Text Solution

    |

  17. A wheel with 8 matallic spokes each 50 cm long is rotated with a speed...

    Text Solution

    |

  18. The galvanometer, in each of the two given circuits deos not show any ...

    Text Solution

    |

  19. A wire AB is carrying a steady current of 12 A and is lying on the tab...

    Text Solution

    |

  20. Draw V-I Characteristics of a p-n junction diode. Answer the following...

    Text Solution

    |