Inductance in a DC Circuit on Electrical Engineering related Questions and Answers


Question :   What is the power in the magnetic field if the current in a coil has a constant inductance of L henrys grows at a uniform rate?
1. LI/2t
2. LI2/2t
3. L/2It
4. L/2I2t
Answer :   2 - LI2/2t  

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