A Parallel-Plate Capacitor Has Dimensions 4

question 66

Multiple Choice

A parallel-plate capacitor has dimensions 4.3 cm × 4.6 cm.The plates are separated by a 1.0-mm thickness of paper (dielectric constant κ = 3.7) .What is the charge that can be stored on this capacitor,when connected to a 1.2-V battery? (ε₀ = 8.85 × 10−¹² C²/N⋅m²)

• A)2.0 × 10−¹² C
• B)3.9 × 10−¹² C
• C)3.9 × 10−¹¹ C
• D)7.8 × 10−¹¹ C
• E)​6.8 × 10−¹¹ C

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