Multiple Choice
An ideal parallel-plate capacitor consists of a set of two parallel plates of area A separated by a very small distance d.When the capacitor plates carry charges +Q and -Q,the capacitor stores energy U0.If the separation between the plates is doubled,how much electrical energy is stored in the capacitor?
A) 4U0
B) 2U0
C) U0
D) U0/2
E) U0/4
Correct Answer:
Verified
Correct Answer:
Verified
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