The circumference of the second orbit of an atom or ion having single electron is 4 nm the de Broglie wavelength of electron (in nm) revolving in this orbit si :

The circumference of the second orbit of an atom or ion having single electron, 4times10^(-9) m.The de-Broglie wavelength of electron revolving in this orbit should be

The circumference of the second orbit of an atom or ion having single electron, 4times10^(-9) m.The de-Broglie wavelength of electron revolving in this orbit should be

The de-Broglie wavelength of an electron revolving in the ground state orbit is

The de Broglie wavelength of an electron in the first Bohr orbit is

The de-Broglie wavelength of an electron in the first Bohr orbit is

The de-Broglie wavelength of an electron in the first Bohr orbit is

The de Broglie wavelength of electron in second Bohr orbit is exactly equal to