Capacitor #1 Has Parallel Plates of Length L and Width

question 53

Multiple Choice

Capacitor #1 has parallel plates of length L and width W, plate separation d, and is filled with dielectric with constant .Capacitor #2 has parallel plates of length 2L and width 2W, plate separation 2d, and is filled with dielectric with constant 2 . If a voltage V is applied to capacitor #1 and a voltage 2V is applied to capacitor #2, which capacitor stores more energy and by what factor?

• A) Capacitor #2 by a factor of 8
• B) Capacitor #2 by a factor of 16
• C) Capacitor #1 by a factor of 4
• D) Both capacitors store the same energy.

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Definitions:

Account Balance

The total amount of money in a financial account, calculated by subtracting total debits from total credits.