A Parallel-Plate Capacitor Stores a Charge Q = 4

question 18

Multiple Choice

A parallel-plate capacitor stores a charge Q = 4.00 nC when connected to a battery of voltage V = 10.0 V. The energy density is then u = 3.62 × 10^-4 J/m³. What is the surface area of the plates?

• A)0.0250 m²
• B)0.0500 m²
• C)0.0923 m²
• D)0.0387 m²
• E)0.0103 m²

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