A Rectangular Loop of Wire That Can Rotate About an Axis

question 129

Multiple Choice

A rectangular loop of wire that can rotate about an axis through its center is placed between the poles of a magnet in a magnetic field with a strength of 0.40 T, as shown in the figure. The length of the loop L is 0.16 m and its width w is 0.040 m. What is the magnetic flux through the loop when the plane of the loop is parallel to the magnetic field?

• A)13 × 10^-3 T ∙ m²
• B)2.6 × 10³ T ∙ m²
• C)0.80 T ∙ m²
• D)2.6 × 10^-3 T ∙ m²
• E)0 T ∙ m²

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Definitions:

Quantity Demanded

The total amount of a good or service that consumers are willing and able to purchase at a given price point, at a specific time.

Quantity Supplied

Represents the amount of goods or services that producers are willing and able to sell at a given price.

Alfred Marshall

A 19th-century English economist known for his significant contributions to the principles of economics and for coining the concepts of supply and demand.

Demand and Supply

Fundamental economic concepts where demand is the quantity of a good or service that consumers are willing and able to purchase at various prices, while supply is the quantity that producers are willing and able to sell at various prices.