When a Capacitor Has a Charge of Magnitude 80 $\mu$ C on Each Plate the Potential Difference Across the Plates

question 112

Multiple Choice

When a capacitor has a charge of magnitude 80 $\mu$ C on each plate the potential difference across the plates is 16 V.How much energy is stored in this capacitor when the potential difference across its plates is 42 V?

• A)1.0 mJ
• B)4.4 mJ
• C)3.2 mJ
• D)1.4 mJ
• E)1.7 mJ

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