Show that the efficiency of a machine that has an input of 100 J and an output

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Show that the efficiency of a machine that has an input of 100 J and an output of 40 J is 0.40.

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Conceptual Physical Science

ISBN: 978-0134060491

6th edition

Authors: Paul G. Hewitt, John A. Suchocki, Leslie A. Hewitt

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