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24 August, 08:24

Does an electromagnetic waves speed affected by the changes in media?

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  1. 24 August, 08:50
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    waves can travel through transparent media, such as water and glass. When an EM wave travels from one medium with index of refraction n1 into another medium with a different index of refraction n2, then its frequency remains the same

    Explanation:

    but its speed changes

    if you dont understand let me know
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