The pressure exerted by a phonograph needle on a record is surprisingly large. If the equivalent of

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The pressure exerted by a phonograph needle on a record is surprisingly large. If the equivalent of 1.00 g is supported by a needle, the tip of which is a circle 0.200 mm in radius, what pressure is exerted on the record in N/m2?

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College Physics

ISBN: 978-0321601834

7th edition

Authors: Jerry D. Wilson, Anthony J. Buffa, Bo Lou

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Question Posted: Feb 27, 2017 10:23 AM

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The pressure exerted by a phonograph needle on a record is surprisingly large. If the equivalent of

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