question_answer

The de-Broglie wavelength associated with the electron in the \[\,n=4\] level is :

A)  \[\frac{1}{4}th\] of the de-Broglie wavelength of the electron in the ground state.

B)  four times the de-Broglie wavelength of the electron in the ground state

C)  two times the de-Broglie wavelength of the electron in the ground state

D)  half of the de-Broglie wavelength of the electron in the ground state.