A Parallel-Plate Capacitor Stores a Charge Q = 4

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