One Long Wire Carries a Current of 30 a Along

question 67

Multiple Choice

One long wire carries a current of 30 A along the entire x axis. A second long wire carries a current of 40 A perpendicular to the xy plane and passes through the point (0, 4, 0) m. What is the magnitude of the resulting magnetic field at the point y = 2.0 m on the y axis?

• A) 4.0 μT
• B) 5.0 μT
• C) 3.0 μT
• D) 7.0 μT
• E) 1.0 μT

---

Definitions:

Inventories

Quantities of goods in stock that are held by a business for the purpose of sale or production.

Retrospective Adjustment

An accounting practice where prior period financial statements are adjusted to reflect changes in accounting policies or correction of errors as if the new policy had always been applied.

Financial Statements

Reports that provide an overview of a company's financial condition, performance, and cash flows.

Cumulative Effect

The total change in financial statement results over a period of time due to an accounting principle change or correction of an error.