Questions

When ₃Li⁷ nuclei are bombarded by protons, and the resultant nuclei are ₄Be⁸,

When ₃Li⁷ nuclei are bombarded by protons, and the resultant nuclei are ₄Be⁸, the emitted particles will be Options (a)…

The radius of germanium nuclide is measured to be twice the radius of ₄⁹Be.

The radius of germanium nuclide is measured to be twice the radius of ₄⁹Be. The number of nucleons in Ge…

The binding energy of deutron is 2.2 MeV and that of ₂⁴He is 28 MeV.

The binding energy of deutron is 2.2 MeV and that of ₂⁴He is 28 MeV. If two deutrons are fused…

The operation of a nuclear reactor is said to be critical, if the multiplication

The operation of a nuclear reactor is said to be critical, if the multiplication factor(k) has a value Options (a)…

The emission line of Lyman corresponds to the absorption line in laboratory temperature

The emission line of Lyman corresponds to the absorption line in laboratory temperature. The emission line of Balmer at room…

In which case positive work has to be done in seperating them?

In which case positive work has to be done in seperating them? Options (a) electron-electron (b) proton-proton (c) neutron-neutron (d)…

The order of distance of an electron revolving in an atom from nucleus is

The order of distance of an electron revolving in an atom from nucleus is Options (a) 10⁻¹² m (b) 10⁻¹⁰…

The atomic number of the most common element in nuclear fusion is

The atomic number of the most common element in nuclear fusion is Options (a) 92 (b) 80 (c) 30 (d)…

The half life of a radioactive isotope ‘X’ is 20 years. It decays to another element Y

The half life of a radioactive isotope 'X' is 20 years. It decays to another element 'Y' which is stable.…

Two nuclei are said to be mirror nuclei of

Two nuclei are said to be mirror nuclei of Options (a) number of protons in the two nuclei are equal…