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The age of the wood if only 1//16 part ...

The age of the wood if only `1//16` part of original `C^(14)` is present in its piece is (in years) ( `T` of `C^(14)` is `5,580` years)

A

5580

B

11160

C

22320

D

16740

Text Solution

Verified by Experts

The correct Answer is:
C
`n =4` half life
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NARAYNA-NUCLEI -EXERCISE-4
  1. The C^(14) to C^(12) ratio in a certain piece of wood is 25% of that i...

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  2. A radiactive sample decays by two different processes .Half - life for...

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

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

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

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

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

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

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

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

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

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  12. If m g of a radioactive species (molar mass M) has decay constant lamb...

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

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

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

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

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

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

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  19. A small quantity of a solution containing Na^(24) radio-nuclide of ha...

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

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