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Inductors working principle Inductor %E0%B7%83%E0%B7%92%E0%B6%82%E0%B7%84%E0%B6%BD%E0%B7%99%E0%B6%B1%E0%B7%8A %E0%B6%AF%E0%B7%92%E0%B6%B1%E0%B7%92%E0%B6%BA%E0%B7%83%E0%B7%8A