The wavelength of a spectral line emitted due to the transition of electron from outer stationary orbit to inner stationary orbit is given by

Options

A. `1/lambda=R (1/p^(2)-1/n^(2))`
B. `lambda = R(1/p^(2)-1/n^(2))`
C. `lambda = R(1/p^(2))`
D. `1/lambda=R 1/n^(2)`

Answer

A