Assuming the piano strong has too low a pitch what percent

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Reference no: EM13627335

A piano tuner hears a beat frequency of 6.2 Hz when comparing the piano's A-string against a reference tuning fork vibrating at 440 Hz. Assuming the piano strong has too low a pitch, what percent increase in tension is needed to bring the string into tune? You answer should be given to the nearest tenth of a percent.

Reference no: EM13627335

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