Each plate of a parallel-plate air-filled capacitor has an area of 0.0020 m2, and the separation of the plates is 0.020 mm
An electric field of 3.9 × 106 V/m is present between the plates. What is the surface charge density on the plates? (?0 = 8.85 × 10-12 C2/N • m2)
A) 35 µC/m2
B) 73 µC/m2
C) 17 µC/m2
D) 52 µC/m2
E) 87 µC/m2
A
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