What Is the Direction of the Magnetic Field Around a Wire

question 5

Multiple Choice

What is the direction of the magnetic field around a wire carrying a current that is perpendicularly into this page?

• A) The field is parallel to and in the same direction as the current flow.
• B) It is parallel to but directed opposite to the current flow.
• C) It is counterclockwise around the wire in the plane of the page.
• D) It is clockwise around the wire in the plane of the page.
• E) None of these is correct.

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Definitions:

Transduction

The process of converting one form of energy into another, such as converting light waves into neural signals by the sensory organs.

Absolute Threshold

The smallest intensity of a stimulus that can be detected by an organism's sensory systems 50% of the time.

Signal Detection

A theory that aims to quantify the ability to discern between information-bearing patterns and random patterns that distract from the information.

Absolute Threshold

The absolute threshold refers to the minimum intensity of a stimulus that one can detect 50% of the time.