A portable CD player operates with a current of 18 mA at a potential difference of 4.3

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A portable CD player operates with a current of 18 mA at a potential difference of 4.3 V. What is the power usage of the player?

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Physics

ISBN: 978-0321976444

5th edition

Authors: James S. Walker

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Question Posted: Aug 31, 2017 12:04 PM

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A portable CD player operates with a current of 18 mA at a potential difference of 4.3

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