Physics, 20.03.2020 04:01 mangociruelo9402

A coil of wire carrying a current may be used to create a magnetic field at the center of the coil. If the radius of the coil is doubled while the number of windings and the current remain the same, then how does this change the strength of the magnetic field at the center?

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A coil of wire carrying a current may be used to create a magnetic field at the center of the coil....

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