The current in the coil is 1.0 A. What is the inductance of the coil if the energy of the magnetic field is 4.0 J.

univerkov | December 29, 2020 | education

We write the formula for the energy of the magnetic field Wm = (LI ^ 2) / 2, where L is the inductance, I is the current strength, it follows that L = 2Wm / I ^ 2 = 8/1 = 8H

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