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Which of the following are mode of radio...

Which of the following are mode of radioactive decay ?

A

Positron emission

B

Electron capture

C

Alpha decay

D

Fusion

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  2. If the binding energy of the deuterium is 2.23 MeV. The mass defect gi...

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  7. Deuterium is an isotope of hydrogen having a mass of 2.01470 amu. Find...

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  8. The binding energy per nucleon for .(3)Li^(7) will be, if the mass of ...

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  9. The sun radiates energy in all directions. The average radiations rece...

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  10. Fission of nuclei is possible because the binding energy per nuclei in...

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  11. Half life of Bi^(210) is 5 days. If we start with 50,000 atoms of this...

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  12. On disintegration of one atom of .^(235)U , the amount of energy obtai...

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  13. Which of the following are not examples of nuclear fusion ?

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  14. Which of the following are mode of radioactive decay ?

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  15. The decay rate of .^(14)C in 1g of carbon in a living organism is

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  16. If in an old sample of wood of 10g the decay rate is 30 decays per min...

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  17. The decay rate in another piece is found to be 0.30 Bq per gm then we ...

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  18. Amongst alpha,beta and gamma-particles, alpha-particle has maximum pen...

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  19. The mass of beta-particles when they are emitted is higher than the ma...

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  20. Electron capture occurs more often than positron emission in heavy ele...

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