An Electron Is Launched with Velocity in a Uniform Magnetic $\theta$

question 3

Multiple Choice

An electron is launched with velocity in a uniform magnetic field .The angle $\theta$ between and is between 0 and 90^o.As a result, the electron follows a helix, its velocity vector returning to its initial value in a time interval of:

• A)2πm/eB
• B)2πmv/eB
• C)2πmv sin\(\theta\)/eB
• D)2πmv cos\(\theta\)/eB
• E)none of these

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Definitions:

Cross-Cultural Research

A field of study that examines the influence of culture on human behavior and cognitive processes, often through comparative studies.

Stereotyping

The act of assigning a fixed set of characteristics to a group of people based on their race, gender, social class, etc., often leading to oversimplified and inaccurate perceptions.

Field Research

Descriptive or experimental research conducted in a natural setting outside the laboratory.

Artificial Situations

Scenarios or environments that are created or manipulated by researchers to study behavior in a controlled setting.