Home
Class 12
PHYSICS
N(1) atoms of a radioactive element emit...

`N_(1)` atoms of a radioactive element emit `N_(2)` beta partilces per second. The decay cosntant of the element is (in `s^(-1)`)

A

`(N_(1))/(N_(2))`

B

`(N_(2))/(N_(1))`

C

`N_(1) ln (2)`

D

`N_(2) ln (2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MODERN PHYSICS

    DC PANDEY|Exercise for JEE Advanced (only one option is Correct)|77 Videos

  • MODERN PHYSICS

    DC PANDEY|Exercise for JEE Advanced (More than One Options is Correct )|1 Videos

  • MAGNETISM AND MATTER

    DC PANDEY|Exercise Medical gallery|1 Videos

  • MODERN PHYSICS - 1

    DC PANDEY|Exercise Level 2 Subjective|23 Videos

Similar Questions

Explore conceptually related problems

N atoms of a radioactive element emit n alpha particles per second. The half-life of tge element is.

N atoms of a radioactive substance emit n alpha -particles per second. The half life of the radioactive substance is

The half line of a radioactive element is 2n year. The fraction decayed in n year.

If the half lives of a radioactive element for alpha and beta decay are 4 year and 12 years respectively, then the percentage of the element that remains after 12 year will be

A radioactive element emits 200 particle per second. After three hours 25 particle per second are emitted. The half-life period of element will be

What is beta -decay? What is the consequence of an beta -decay on a radioactive element ?

DC PANDEY-MODERN PHYSICS-Integer Type Questions
  1. N(1) atoms of a radioactive element emit N(2) beta partilces per secon...

    Text Solution

    |

  2. The ratio between acceleration of the electron in singley ionized heli...

    Text Solution

    |

  3. If the radius of firs Bohr's orbit is x, then de-Broglie wavelenght of...

    Text Solution

    |

  4. A H-atom moving with speed v makes a head on collisioon with a H-atom ...

    Text Solution

    |

  5. The magnetic fieold at the centre of a hydrogen atom due to the motion...

    Text Solution

    |

  6. when the voltage applied to an X-ray tube increases from V(1) = 10 kV ...

    Text Solution

    |

  7. Light of wavelength 330nm falling on a piece of metal ejects electrons...

    Text Solution

    |

  8. Light of wavelength 0.6mum from a sodium lamp falls on a photocell and...

    Text Solution

    |

  9. An alpha-particle accelerated through V volt is fired towards a nucleu...

    Text Solution

    |

  10. The kinetic energies of the photoelectrons ejected from a metal surfac...

    Text Solution

    |

  11. In a hydrogen atom following the Bohr's psotulates the product of line...

    Text Solution

    |

  12. A target element A is bombarded with electrons and the wavelengths of ...

    Text Solution

    |

  13. A moving hydrogen atom makes a head on collision with a stationary hy...

    Text Solution

    |

  14. A radioactive sample contains two different types of radioactive nucle...

    Text Solution

    |

  15. A overset(lambda)rarr B overset(2 lambda)rarr C T=0 ,N(0) , 0 , T...

    Text Solution

    |

  16. In a photeclectric experiment , when electromegnetic wave given by E=E...

    Text Solution

    |

  17. Nuclei X and Y convert into a stable nucleus Z. At t=0 , the number o...

    Text Solution

    |

  18. Single electron is orbiting in n^(th)orbit of hydrogen atom. The magne...

    Text Solution

    |