A Current of 10 a in a Certain Inductor Results

question 82

Multiple Choice

A current of 10 A in a certain inductor results in a stored energy of 40 J.When the current is changed to 5 A in the opposite direction, the stored energy changes by:

• A)20 J
• B)30 J
• C)40 J
• D)50 J
• E)60 J

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