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27 September, 07:53

How are the amplitude and energy of a wave related?

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  1. 27 September, 11:25
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    They are related by

    1/2kx^2 = Energy of the wave

    where x is the amplitude

    2E/k = x^2

    • k can also be written as

    ma = Kx

    ma/x = k

    a = w^2r

    thus k = w^2 * r / x

    2Ex / W^2*r = x^2

    2E/w^2*r = x
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