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Suppose you sound a 1320-Hz tuning fork when you strike a note on the piano and hear 2 beats/second. You tighten the piano string very slightly and now hear 3 beats/second. What is the frequency of the piano string? a) 1322 Hz b) 1323 Hz c) 1318 Hz d) 1317 Hz e) 1320 Hz Explain your reasoning.
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Suppose you sound a 1320-Hz tuning fork when you strike a note on the piano and hear 2 beats/second....
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