You like to play very loud music on your car stereo such that your stereo system draws

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You like to play very loud music on your car stereo such that your stereo system draws about 4 amperes more or less continuously. At what average rate would you have to eat donuts to consume food energy at the same rate as your stereos’ electricity consumption? A donut contains 260 food calories (1 food calorie = 4184 J). Assume your vehicle operates with a 12-volt system. Express your result in donuts per day.

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Thermodynamics Concepts And Applications

ISBN: 9781107179714

2nd Edition

Authors: Stephen R. Turns, Laura L. Pauley

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