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A steel wire in a piano has a length of 0.650 m and a mass of...

A steel wire in a piano has a length of 0.650 m and a mass of 4.09E-3 kg. To what tension must this wire be stretched in order that the fundamental vibration correspond to middle C (fc = 261.6 Hz on the chromatic musical scale)? REPORT IN 4 DECIMALS

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