Ask a Question
Question Asked by a Student from EXXAMM.com Team
Q 3112178939.     One of the spectral lines of caesium has a
wavelength of `456 n m`. Calculate the frequency
of this line (`c = 3.0 xx 10^(8) m s^(-1)` ).
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)