To tune middle C on a piano, a tuner hits the key and at the same time

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To tune middle C on a piano, a tuner hits the key and at the same time sounds a 261-Hz tuning fork. If the tuner hears 3 beats per second, what are the possible frequencies of the piano key?

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Physics

ISBN: 978-0321976444

5th edition

Authors: James S. Walker

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Question Posted: Aug 31, 2017 11:41 AM

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To tune middle C on a piano, a tuner hits the key and at the same time

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