The velocity of electrons in the 3rd excited state of a hydrogen atom is [`a_(0)` is Bohr radius ]:

The kinetic energy of an electron in the second Bohr orbit of a hydrogen atom is [ a_(0) is Bohr radius] :

The kinetic energy of an electron in the second Bohr orbit of a hydrogen atom is [ a_(0) is Bohr radius] :

The kinetic energy of an electron in the second Bohr orbit of a hydrogen atom is [ a_(0) is Bohr radius]

The kinetic energy of the electron in the second Bohr's orbit of a hydrogen atom [ a_(0) is Bohr's radius] is

The kinetic energy of the electron in the second Bohr's orbit of a hydrogen atom [ a_(0) is Bohr's radius] is

The ratio of the velocity of electron in 3rd and 5th orbit of hydrogen atom is

The ratio of the velocity of electron in 3rd and 5th orbit of hydrogen atom is