If wavelength of photon emitted due to transition of an electron from the third orbit to the first orbit in a hydrogen atom is `lambda` then the wavelength of photon emitted due to transition of an electron from the forth orbit to the second orbit will be

Options

A. `v prop (1)/(n)`
B. `v prop (1)/(n^(2))`
C. `v prop (1)/(n^(3)) `
D. `v prop (1)/(n)`

Answer

C