Imagine a company offering a line of hair dryers that operate on different voltages, say, 12, 30,
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Imagine a company offering a line of hair dryers that operate on different voltages, say, 12, 30, 60, and 120 V. Assume that all of the dryers are rated at 1,200 W and find the current that would flow in each as it operates. What would be different about the heating filament wires and the motors in the various hair dryers?
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