Self Studies

Atoms and Nucle...

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  • Question 1
    4 / -1

    β decay means emission of electron from

  • Question 2
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    The neutron was discovered by

  • Question 3
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    The energy equivalent of 1 kilogram of matter is about

  • Question 4
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    Nuclear binding energy is equivalent to

  • Question 5
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    If the binding energy of the deuterium is 2.23 MeV. The mass defect given in a.m.u. is

  • Question 6
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    Which of the following has the mass closest in value to that of the positron?

  • Question 7
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    The mass defect for the nucleus of helium is 0.0303 amu. What is the binding energy per nucleon for helium in MeV?

  • Question 8
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    Hydrogen atom from excited state comes to the ground state by emitting a photon of wavelength λ. If R is the Rydberg constant, the principal quantum number n of the excited state is

  • Question 9
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    One milligram of matter converted into energy will give

  • Question 10
    4 / -1

    The average binding energy per nucleon in the nucleus of an atom is approximately

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