51. (Ill) You have 1.0 kg of copper and want to make a
Chapter 20, Problem 51(choose chapter or problem)
51. (Ill) You have 1.0 kg of copper and want to make a practical solenoid that produces the greatest possible magnetic field for a given voltage. Should you make your copper wrire long and thin, short and fat, or something else? Consider other variables, such as solenoid diameter, length, and so on.
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