A Wire of a Certain Length, Carrying a Current of 2.0

question 78

Multiple Choice

A wire of a certain length, carrying a current of 2.0 A, is placed perpendicular to a magnetic field of strength 0.20 T. If the wire experiences a force of 0.40 N what is the length of the wire?

• A) 2.0 m
• B) 3.0 m
• C) 1.0 m
• D) 20 m
• E) 40 m

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Definitions:

American Economy

The complex system of production, distribution, and consumption of goods and services within the United States, characterized by a mixed economy with both private and public enterprises.

Concepts of Time

The various ways in which societies understand and organize time, often influenced by cultural, religious, and scientific ideas.

Economic Transformation

The comprehensive change in the structure and composition of an economy, often driven by technological innovation, shifts in industries, and changes in consumer preferences.

Reconstruction

The period following the Civil War in which the United States endeavored to reintegrate Southern states from the Confederacy and 4 million newly freed African Americans into the social, political, and economic life of the country.