A parallel plate capacitor is connected to a battery. The space between the plates is then filled with a dielectric material that has k= 1.7 while the capacitor remains connected to the battery. Find the ratio of the stored energy in the capacitor U_after /U_before.

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Chapter1: Units, Trigonometry. And Vectors
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A parallel plate capacitor is connected to a battery. The space between the plates is then filled with a dielectric
material that has k= 1.7 while the capacitor remains connected to the battery. Find the ratio of the stored
energy in the capacitor U_after/U_before.
A. 0.346
B. 0.5882
С. 1
D. 1.7
E. 2.89
Transcribed Image Text:A parallel plate capacitor is connected to a battery. The space between the plates is then filled with a dielectric material that has k= 1.7 while the capacitor remains connected to the battery. Find the ratio of the stored energy in the capacitor U_after/U_before. A. 0.346 B. 0.5882 С. 1 D. 1.7 E. 2.89
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