What is the ratio of radii of orbits corresponding to first excited state and ground state in hydrogen atom?

What is the ratio of radii of the orbits corresponding to first excited state and ground state in a hydrogen atom?

What is the ratio of radii of the orbits corresponding to first excited state and ground state in a hydrogen atom?

What is the ratio of radii of the orbits corresponding to first excited state and ground state in a hydrogen atom ?

The ratio of radii of orbits correponding to first and second excited states of hydrogen atom is

The ratio of areas within the elctron orbits for the first excited state to the ground sate for hydrogen atom is

The ratio of areas of the electron orbits for the first excited state and the ground state for the hydrogen atom is .....