Home
Class 12
PHYSICS
A piece of wood is found to have the (C^...

A piece of wood is found to have the `(C^(14))/(C^(12))` ratio to be `0.5` times of that in a living plant The number of years back the plant died will be ( `T` of `C^(14)=5,580` years)

A

`2,790` years

B

`5,580` years

C

`11,60` years

D

`27,900` years

Text Solution

Verified by Experts

The correct Answer is:
B
`t=1` half lifes
Promotional Banner

Topper's Solved these Questions

  • NUCLEAR PHYSICS

    NARAYNA|Exercise Level-V questions(Single answer type questions)|12 Videos

  • NUCLEAR PHYSICS

    NARAYNA|Exercise Level-V Multiple answer questions|45 Videos

  • NUCLEAR PHYSICS

    NARAYNA|Exercise Level-II (C.W)|14 Videos

  • MOVING CHARGES AND MAGNETISM

    NARAYNA|Exercise EXERCISE - 4|20 Videos

  • NUCLEI

    NARAYNA|Exercise ASSERTION & REASON|5 Videos

Similar Questions

Explore conceptually related problems

A piece of wood was found to have C^(14)//C^(12) ratio 0.6 times that in a living plant. Calculate that in a living plant. Calculate the period when the plant died. (Half life of C^(14) = 5760 years)?

A piece of charcoal from the ruins of a settlement in Japan was found to have .^(14)C// .^(14)C ratio what was 0.617 times that found in living organisms. How old is the piece of charcol? ( t_(1//2) for .^(14)C is 5770 year?)

The C-14 content of an ancient piece of wood was found to have three tenths of that in living trees. How old is that piece of wood? (log 3= 0.4771, log 7 = 0.8540 , Half-life of C-14 = 5730 years )

The ._(6)C^(14) and ._(6)C^(12) ratio in a piece of woods is 1//16 part of atmosphere. Calculate the age of wood. t_(1//2) "of" C^(14) is 5577 years?

NARAYNA-NUCLEAR PHYSICS-Level-III
  1. A radioactive nucleus can decay by two different processes. The half-...

    Text Solution

    |

  2. The age of the wood if only 1//16 part of original C^(14) is present ...

    Text Solution

    |

  3. A piece of wood is found to have the (C^(14))/(C^(12)) ratio to be 0.5...

    Text Solution

    |

  4. A piece of wood collected from cro-Magnon caves gave 4 disintergration...

    Text Solution

    |

  5. The number of U^(238) nuclei in a rock sample equal to the number of P...

    Text Solution

    |

  6. Equal masses of two samples of charcoal A and B are burnt separately a...

    Text Solution

    |

  7. The half life of a radioactive substance is 20 minutes . The approxima...

    Text Solution

    |

  8. A charged capacitor of capacitance C is discharged through a resistanc...

    Text Solution

    |

  9. Uranium- 238 decays to thorium-234 with half-life 5xx10^(9) yr. The re...

    Text Solution

    |

  10. A sample of radioactive material has mass m, decay constant lambda, an...

    Text Solution

    |

  11. A radioactive sample has a mass m, decay cosntant lambda, and molecul...

    Text Solution

    |

  12. In moon rock sample the ratio of the number of stable argon-40 atoms p...

    Text Solution

    |

  13. The half-life of a radioactive sample is T. If the activities of the s...

    Text Solution

    |

  14. Consider a hypothetical annihilation of a stationary electron with a s...

    Text Solution

    |

  15. A radioactive nucleus can decay by two different processes. The half l...

    Text Solution

    |

  16. A proton with kinetic energy K, strikes another proton at rest. If the...

    Text Solution

    |

  17. The fraction quantity of a radiactive sample will decay during half of...

    Text Solution

    |

  18. A small quantity of a solution containing N^(24) radio-nuclide of hal...

    Text Solution

    |

  19. A nucleus with mass number 220 initially at rest emits an alpha-partic...

    Text Solution

    |

  20. Some amount of a radioactice substance (half-life =10 days ) is spread...

    Text Solution

    |