Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Physics in Everyday LifeLight & Optics (incl. Lenses)
The speed of electromagnetic rays as compared to speed of light is ?
- A.Greater than speed of light
- B.Same as speed of lightCorrect answer
- C.Less than speed of light
- D.Varies depending on the type of ray
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Practice these MCQs in the appQuick fact: The speed of electromagnetic rays is same as speed of light because light itself is an electromagnetic wave.