As Shown in the Figure,an Insulated Wire Is Bent into a Circular

question 23

Multiple Choice

As shown in the figure,an insulated wire is bent into a circular loop of radius 6.0 cm and has two long straight sections.The loop is in the xy-plane,with the center at the origin.The straight sections are parallel to the z-axis.The wire carries a current of 8.0 A.What is the magnitude of the magnetic field at the origin? (μ₀ = 4π × 10^-7 T • m/A)

• A) 75 µT
• B) 81 µT
• C) 88 µT
• D) 110 µT
• E) 120 µT

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Definitions:

Debt-To-Equity Ratio

A metric outlining the balance of shareholder equity and debt in the financial composition for supporting a company's assets.

Equity Multiplier

A financial leverage ratio that indicates the portion of a company's assets that are financed by shareholders' equity.

Net Profit Margin

A financial metric that shows the percentage of revenue remaining after all operating expenses, interest, taxes, and preferred stock dividends have been deducted from total revenue.

Gross Margin

The difference between sales revenue and the cost of goods sold, representing the profit before deducting operating expenses.