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किसी परिपथ में 0.1 s में धारा 5.0 A से 0.0A तक गिरती है। यदि औसत प्रेरित विद्युत वाहक बल 200v है तो परिपथ में स्वप्रेरकत्व का आकलन कीजिए।

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दिया है-
`epsilon=200V,l_(1)=5.0A,l_(2)=0.0A,dt=0.1s`
सूत्र- `epsilon=-L(dl)/(dt)`से,
`200=-L((0.0-5.0)/(0.1))`
या `50L=200rArrL=4H`

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