A charge Q is placed on the plates of a parallel-plate capacitor. The plate spacing is then
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A charge ±Q is placed on the plates of a parallel-plate capacitor. The plate spacing is then increased from L to 2L.
(a) By what factor does the electric potential energy stored in this capacitor change?
(b) Energy must be conserved, so where did this extra energy come from (or go to)?
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Related Book For
College Physics Reasoning and Relationships
ISBN: 978-0840058195
2nd edition
Authors: Nicholas Giordano
Question Posted:
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