A 14-pF capacitor is charged to 6.0 kV and then removed from the battery and connected to an uncharged 69-pF capacitor. (a) What is the new charge on each capacitor? Q14 = 14.17 Q69 = 69.83 V nC V nC (b) Find the energy stored in the 14-pF capacitor before it is disconnected from the battery, and the energy stored in the capacitors after they are connected to each other. U; = 252 Uf = 7.1407 Does the stored energy increase or decrease when the two capacitors are connected to each other? O Potential energy is neither gained nor lost. O Potential energy is lost. O Potential energy is gained.

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Answered: A 14-pF capacitor is charged to 6.0 kV and then removed from the battery and connected to an uncharged 69-pF capacitor. (a) What is the new charge on each…

College Physics

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ISBN: 9781305952300

Author: Raymond A. Serway, Chris Vuille

Publisher: Cengage Learning

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Question

please help with part b

A 14-pF capacitor is charged to 6.0 kV and then removed from the battery and connected to an uncharged 69-pF capacitor.
(a) What is the new charge on each capacitor?
V nC
Q14 = 14.17
Q69 = 69.83
V nC
(b) Find the energy stored in the 14-pF capacitor before it is disconnected from the battery, and the energy stored in the capacitors after they are connected to each
other.
U; = 252
Uf = 7.1407
Does the stored energy increase or decrease when the two capacitors are connected to each other?
O Potential energy is neither gained nor lost.
O Potential energy is lost.
O Potential energy is gained.

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