1.

The energy stored in a magnetic field is given by ____________ where L=self-inductance and Rl=reluctance.

A. 1/2 Li<sup>2</sup>
B. 1/2 (mmf*Rl)<sup>2</sup>
C. 1/2‚àÖRl
D. 1/2 φ<sup>2</sup>i
Answer» B. 1/2 (mmf*Rl)<sup>2</sup>


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