1 a violinist is tuning her instrument to concert a 440hz, Ask an Expert

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1) A violinist is tuning her instrument to concert A (440Hz). She plays the note while listening to an electronicaly generated tone of exactly 440 Hz and hears 3.00 beats a second.

A: What two possible frequencies could be coming from the violin?

B: Now, when she tightens her violin strings slightly she hears 4.00 beats per second. What was the frequency of her violin when she heard 3.00 beats a second?

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Category:- Physics
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