An Air-Filled Capacitor Has a Potential Difference Between the Plates

question 104

Multiple Choice

An air-filled capacitor has a potential difference between the plates of 80 V.If the charge on each of the plates of the capacitor has magnitude 8.0 μC,what is the electrical energy stored by this capacitor?

• A)640 µJ
• B)320 µJ
• C)50 nJ
• D)60 nJ
• E)30 pJ

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