Question

What is the frequency of a 670 nm light wave?


4.5 x 106 s-1

2.2 x 106 s-1

2.2 x 1014 s-1

4.5 x 1014 s-1

Answer 1

\[c = \lambda * \nu\]rearrange and solve for frequency.

Answer 2

\[\lambda=\frac{ c }{ \nu }\]Where

c = speed of light and \[\nu =wavelength(Meters) \]