If You Decrease the Charge on a Parallel-Plate Capacitor from 12

question 54

Multiple Choice

If you decrease the charge on a parallel-plate capacitor from 12 µC to 4 µC and increase the plate separation from 1 mm to 3 mm,the energy stored in the capacitor changes by a factor of

• A)27
• B)1/3
• C)3
• D)8
• E)1/4

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