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MathematicsMathematics
9 June, 11:48

In sound and harmonics, the frequency of a vibrating string varies inversely to its length. A guitar string 20 inches long vibrates at a frequency of 400 cycles per second. Find the frequency of a 35 - inch string.

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  1. 9 June, 14:29
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    20 inches is 400

    10 inches is 200

    5 iches is 100

    So 20+10+5=35

    Which means 400+200+100 = 700

    So the frequency of a 35 inch string is 700 cycles per second
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Home » Mathematics » In sound and harmonics, the frequency of a vibrating string varies inversely to its length. A guitar string 20 inches long vibrates at a frequency of 400 cycles per second. Find the frequency of a 35 - inch string.
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