Two Long Parallel Wires Separated by 5

question 30

Multiple Choice

Two long parallel wires separated by 5.0 mm each carry a current of 60 A. These two currents are oppositely directed. What is the magnitude of the magnetic field at a point that is between the two wires and 2.0 mm from one of the two wires?

• A) 2.0 mT
• B) 10 mT
• C) 8.0 mT
• D) 1.6 mT
• E) 7.2 mT

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Definitions:

Empathy

Ability to feel another person’s experiences; identifying with and experiencing another person’s emotions, thoughts and attitudes.

Bystander-Calculus Model

A theoretical framework suggesting that individuals go through a cognitive evaluation process in deciding whether to help in an emergency, considering costs and benefits.

Decision-Making Process

A step-by-step approach to making choices among various alternatives, involving elements such as identifying a problem, evaluating options, and selecting a course of action.

Emergency Situation

Often involves an unusual event, can vary in nature, is unplanned and requires a quick response.