EASY
JEE Main
IMPORTANT
Earn 100

The mass of proton, neutron and helium nucleus are respectively . The binding energy of helium nucleus is:
(a)
(b)
(c)
(d)

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Important Questions on Atoms and Nuclei
MEDIUM
JEE Main
IMPORTANT
A light of energy is incident on a hydrogen atom in its ground state. The atom absorbs the radiation and reaches to one of its excited states. The angular momentum of the atom in the excited state is . The value of is ______ (use )

EASY
JEE Main
IMPORTANT
An electron of a hydrogen like atom, having , jumps from energy state to energy state, The energy released in this process, will be: (Given )
Where Rydberg
constant Speed of light in vacuum
Planck's constant

MEDIUM
JEE Main
IMPORTANT
Nucleus having and equal number of protons and neutrons has binding energy per nucleon. Another nucleus of has total nucleons and binding energy per nucleons. The difference of binding energy of and will be ______ .
