A waterbed heater uses 450 W of power. It is on 25% of the time, off 75%.

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A waterbed heater uses 450 W of power. It is on 25% of the time, off 75%. What is the annual cost of electricity at a billing rate of $0.12/kWh?

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Physics for Scientists and Engineers A Strategic Approach with Modern Physics

ISBN: 978-0133942651

4th edition

Authors: Randall D. Knight

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Question Posted: Nov 02, 2018 11:38 AM

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A waterbed heater uses 450 W of power. It is on 25% of the time, off 75%.

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Physics for Scientists and Engineers A Strategic Approach with Modern Physics

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