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The mass number of a nucleus is...

The mass number of a nucleus is

A

always less than its atomic weight

B

always greater than its atomic weight

C

equal to its atomic weight

D

sometimes greater than and sometimes equal to its atomic weigh

Text Solution

Verified by Experts

The correct Answer is:
D
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MOTION-RADIOACTIVITY & NUCLEAR PHYSICS-Exercise -1
  1. If there are N nucleons in a nucleus of radius R, then the number of n...

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  2. Which of the following is not the property of atomic nucleus ?

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  3. The mass number of a nucleus is

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  4. Two protons are kept at a separation of 50Å. Fn is the nuclear force a...

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  5. Most of the stable nuclides have -

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  6. As the mass number A increases, which of the following quantities rela...

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  7. Two protons attract each other when

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  8. In nuclear reactions :

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  9. The binding energy per nucleon for a radioactive element in comparison...

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  10. The value of binding energy per nucleon is

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  11. If the binding energy per nucleon of deuterium is 1.115 MeV, its mass ...

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  12. Masses of nucleus, neutron an protons are M, mn and m(p) respectively....

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  13. The wrong statement about the binding energy is

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  14. If the total binding energies of .(1)H^(2),.(2)He^(4),.(26)Fe^(56) and...

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  15. calculate the mass defect of Helium ["".(2)He^(4)] mass of prot...

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  16. Mass defect of an atom refers to

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  17. The energy equivalent of 1 kilogram of matter is about

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  18. The value of binding energy per nucleon is maximum for the elem...

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  19. If 200 MeV energy is released in the fission of a single nucleus of .(...

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  20. The binding energies of the nuclei of .2^4 He, .3^7 Li, .6^12 C and .7...

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