All electromagnetic waves in a vacuum have the same? by Sunday | Jan 25 | Physics WAEC | 0 comments A. wavelength B. frequency C. speed D. amplitude Correct Answer: Option C C. speed Users Also Read These:Sixty complete waves pass a particular point in 4s.…Water waves have a wavelength of 3.6cm and speed of…Plane waves through a narrow gap emerge as circular…Which of the following statements-about…In the periodic table all elements within the same…