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:X-rays and infrared rays are both electromagnetic.…Which of the following statements-about…During the same interval, it is observed that a…All these are electromagnetic waves except?Which of the following properties of waves is…