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The last true/false quiz provoked an interesting discussion.Yes, charge is conserved.
So let's take another step in that direction. I'll make it
really easy, by telling you where you can look up the answers.
Q3: True or false: Electrical current is conserved. This
means current cannot be "used up".
Knight, page 892 and page 896.
Q4: True or false: In a circuit, energy can be "used up".
Knight, page 896.
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