The Wire in the Figure Carries a Steady Current I

question 18

Multiple Choice

The wire in the figure carries a steady current I. What is true about the currents induced in each of the three loops shown? The wire and the three loops are all in the same plane.

• A) No current is induced in any loop.
• B) The currents are counterclockwise in all three loops.
• C) The currents are clockwise in all three loops.
• D) Loop A has clockwise current, loop B has no induced current, and loop C has counterclockwise current.
• E) Loop A has counterclockwise current, loop B has no induced current, and loop C has clockwise current.

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Definitions:

Income Effect

The alteration in income for a person or the economy and the resulting influence on the demand for a certain good or service.

Substitution Effect

The economic principle indicating how consumers react to a change in price by substituting a more expensive item with a cheaper alternative.

Price

The total money demanded to secure a good or service.

Delphiniums

A genus of flowering plants known for their tall spikes of colorful flowers, often used in gardens and floral arrangements.