The Figure Shows a Cross Section of Three Parallel Wires

question 83

Multiple Choice

The figure shows a cross section of three parallel wires each carrying a current of 15 A. The currents in wires A and C are out of the paper, while that in wire B is into the paper. If the distance R = 5.0 mm, what is the magnitude of the force on a 4.0-m length of wire C?

• A)90 mN
• B)54 mN
• C)30 mN
• D)18 mN
• E)36 mN

Interpret data on price, quantity demanded, and quantity supplied, recognizing linear and nonlinear relationships.

Distinguish between dependent and independent variables in graphical representations.

Recognize errors in causality interpretations from graphical data.

Understand the significance of omitted variables and reverse causality in statistical analysis.

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Definitions:

Tattoos

Permanent designs or markings made on the skin using pigments inserted through punctures.

Substitutes

Products or services that serve as alternatives to each other, such that when the price of one increases, the demand for its counterpart also rises.

Loaves of Bread

This is a quantifiable term for bread, indicating specific units of bread as a product commonly used for consumption.

Hamburger Buns

A type of bread specifically designed to hold a hamburger patty and its accompanying ingredients, serving as an essential component of a hamburger.