The Diagram Shows Three Arrangements of Circular Loops, Centered on Vertical

question 15

Multiple Choice

The diagram shows three arrangements of circular loops, centered on vertical axes and carrying identical currents in the directions indicated. Rank the arrangements according to the magnitudes of the magnetic fields at the midpoints between the loops on the central axes, from least to greatest.

• A) 1, 2, 3
• B) 2, 1, 3
• C) 2, 3, 1
• D) 3, 2, 1
• E) 3, 1, 2

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Definitions:

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The total cost of production divided by the number of units produced, representing the cost per unit of production.

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The process of ceasing operations or closing a business temporarily or permanently.

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