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A source vibrating at constant frequency generates a sinusoidal wave on a string under constant tension. If the power delivered to the string is doubled, by what factor does the amplitude change? a. a factor of 4 b. a factor of 2 c. a factor of √2 d. a factor of 0.707 e. cannot be predicted

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  • WAVEs

    If the power delivered to the string is doubled, by what factor does the amplitude change?
    a. a factor of 4
    b. a factor of 2
    c. a factor of √2 ✔️
    d. a factor of 0.707
    e. cannot be predicted

    P ≈ f² A²
    f constant

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