An Electron Moves in a Region Where the Magnetic Field $\mu$

question 92

Multiple Choice

An electron moves in a region where the magnetic field is uniform,has a magnitude of 60 $\mu$ T,and points in the positive x direction.At t = 0 the electron has a velocity that has an x component of 30 km/s,a y component of 40 km/s,and a z component of zero.What is the radius of the resulting helical path?

• A)4.7 mm
• B)18 mm
• C)3.8 mm
• D)2.8 mm
• E)5.7 mm

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Definitions:

Aloneness

A state of being alone or isolated from others, which can vary in its emotional impact on an individual, from being a positive, introspective experience to a source of loneliness and discomfort.

Defining Characteristic

A feature or quality that distinctly identifies and distinguishes an individual, concept, or phenomenon.

Finiteness

The state or quality of having limitations or bounds; recognizing the limits of one's life, resources, or abilities.

Raise Consciousness

To enhance one's awareness or understanding about social, political, or personal issues, often leading to a collective shift in perspective or action.