The Diagram Shows Three Equally Spaced Wires That Are Perpendicular

question 45

Multiple Choice

The diagram shows three equally spaced wires that are perpendicular to the page.The currents are all equal, two being out of the page and one being into the page.Rank the wires according to the magnitudes of the magnetic forces on them, from least to greatest.

• A)1, 2, 3
• B)2, then 1 and 3 tie
• C)2 and 3 tie, then 1
• D)1 and 3 tie, then 2
• E)3, 2, 1

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