Which one of the following relationship between the wave length ($$\lambda $$) and frequency and the speed (C) of the electromagnetic wave is correct?
A. $${\text{C}} = {\text{v}} + \lambda $$
B. $${\text{C}} = \frac{\lambda }{{\text{v}}}$$
C. $${\text{C}} = {\text{v}}\lambda $$
D. $${\text{C}} = \frac{1}{{{\text{v}}\lambda }}$$
Answer: Option C
Join The Discussion