A parallel-plate capacitor consists of two parallel, square plates that have dimensions 1.0 cm by 1.0 cm
If the plates are separated by 1.0 mm, and the space between them is filled with teflon, what is the capacitance of this capacitor? (The dielectric constant for teflon is 2.1, and ?0 = 8.85 × 10-12 C2/N ? m2.)
A) 1.9 pF
B) 0.44 pF
C) 2.1 pF
D) 0.89 pF
A
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