ExamPlay Light Logo
وارد شوید

Physics for IGCSE & O level - Rays And Waves (Section 6 - No. 47)

Which of the following is a characteristic of electromagnetic waves?
They require a medium to travel through.
They consist of only electric fields.
They travel at different speeds depending on the medium.
They consist of oscillating electric and magnetic fields.

توضیح

Electromagnetic waves have oscillating electric and magnetic fields

نظرات (0)

تبلیغات