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:Which of the following properties of waves is…During the same interval, it is observed that a…X-rays and infrared rays are both electromagnetic.…Which of the following electromagnetic waves has the…Two identical waves traveling in the same direction…