Ordinary household electric lines in North America usually operate at 120 V. Why is this a desirable
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Ordinary household electric lines in North America usually operate at 120 V. Why is this a desirable voltage, rather than a value considerably larger or smaller? On the other hand, automobiles usually have 12-V electrical systems. Why is this a desirable voltage?
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The voltage of the electrical system in each case is matched to the power that must be deli...View the full answer
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Related Book For 
University Physics with Modern Physics
ISBN: 978-0133977981
14th edition
Authors: Hugh D. Young, Roger A. Freedman
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