Home
Class 12
PHYSICS
C^(14) has a half life of 5700 yrs. At t...

`C^(14)` has a half life of 5700 yrs. At the end of 11400 years, the actual amount left is

A

0.5 times of original amount

B

0.25 times of original amount

C

0.125 times of original amount

D

0.0625 times of original amount

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • NTA JEE MOCK TEST 70

    NTA MOCK TESTS|Exercise PHYSICS|25 Videos

  • NTA JEE MOCK TEST 72

    NTA MOCK TESTS|Exercise PHYSICS|25 Videos

Similar Questions

Explore conceptually related problems

C^(14) has life 5700 yrs. At the end of 11400 yers, the actual amount left is

Half life of .^(14)C is

C^(14) has a half - life of 5760 years. 100mg of the sample containing .^(14)C is reduced to 25mg in

A radioactive element has half-life period 800 yr . After 6400 yr , what amount will remain?

A radioactive element has a half life of one day. After three days the amount of the element left will be :

A radioactive elements has a half life of 2500 yrs. In how many years will its mass decay by 90% of its initial mass?

Radio active carbon- 14 , in a wood sample decays with a half life of 5700 years. The fraction of the radio active carbon -14, that remains after a decay period of 17,100 year is

Radium Ra^236 has a half-life of 1590 years. How much of the original amount of Ra^236 would remain after 6360 year ?

NTA MOCK TESTS-NTA JEE MOCK TEST 71-PHYSICS
  1. A particle starts from the origin of coordinates at time t = 0 and mov...

    Text Solution

    |

  2. How many times faster than its present speed the earth should rotate s...

    Text Solution

    |

  3. 5 g of water at 30^@C and 5 g of ice at -20^@C are mixed together in a...

    Text Solution

    |

  4. In the diagram shown, I(1), I(2) are the magnitudes of current in the ...

    Text Solution

    |

  5. The front wall of a drawer in a cabinet is a provider with two symmetr...

    Text Solution

    |

  6. C^(14) has a half life of 5700 yrs. At the end of 11400 years, the ac...

    Text Solution

    |

  7. An ideal pendulum was oscillating with an angular amplitude theta=pi//...

    Text Solution

    |

  8. An electron is moving on a circular path around a stationary neutron u...

    Text Solution

    |

  9. 32 g of O(2) is contained in a cubical container of side 1 m and maint...

    Text Solution

    |

  10. A real image is formed by a convex lens. If we put a concave lens in c...

    Text Solution

    |

  11. A cylinder of mass m is kept on an inclined plane haivng an angle of i...

    Text Solution

    |

  12. When p-n junction diode is forward biased then

    Text Solution

    |

  13. What should be the length of steel and copper rods at 0^(@)C that the ...

    Text Solution

    |

  14. A fluid having a thermal coefficient of volume expansion gamma is fill...

    Text Solution

    |

  15. The wavelength of two nodes in air are 36/195 m and 36/193 m. Each nod...

    Text Solution

    |

  16. When a Daniel cell is connected in the secondary circuit of a potentio...

    Text Solution

    |

  17. There is a sample of diatomic gas in a container (whose volume is cons...

    Text Solution

    |

  18. Two particles A and B located at points (0,-10sqrt(3)) and (0,0) in xy...

    Text Solution

    |

  19. Unpolarized light of intensity 32 Wm^(-3) passes through three polariz...

    Text Solution

    |

  20. A block of mass 2 kg is kept at origin at t = 0 and is having velocity...

    Text Solution

    |