A Rectangular Loop of Wire That Can Rotate About an Axis

question 57

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 perpendicular 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:

Equilibrium Quantity

The quantity of goods or services supplied and demanded at the equilibrium price, where supply equals demand.

Supply

Supply is the total amount of a specific good or service available to consumers, and it increases or decreases based on the good's price.

Demand

The desire for a particular good or service coupled with the ability and willingness to pay for it.

Substitutes

Goods or services that can be used in place of each other where the presence of one reduces the demand for the other.