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Unformatted text preview: justify your answer.
Since the wires B and C carry identical currents in opposite directions, the force on C at any
distance from the upper wire is opposite the force on B at the same distance. Therefore, the
forces on wires B and C cancel, giving zero net force, 3. [12pt] Answer the following four multiplechoice questions. It is not necessary to justify your
answer, but partial credit can be awarded for a partiallycorrect justification.
(a) [3pt] What is the peak current drawn by a 60W lightbulb operating on a standard 110V AC household outlet?
A. B. C. D....
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This document was uploaded on 03/09/2014 for the course PHYS 222 at Ohio Northern University.
 Spring '12
 ScottYost
 Physics, Current

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