A Beam of Electrons Moving at a Speed of 8

question 69

Multiple Choice

A beam of electrons moving at a speed of 8 × 10⁴ m/s is undeflected when it passes through an electric field of 5 N/C perpendicular to its path and a magnetic field that is perpendicular to its path and also to that of the electric field. Calculate the strength of the magnetic field.

• A) 1.60 × 10⁴ T
• B) 6.25 × 10^-5 T
• C) 7.81 × 10^-10 T
• D) 3.13 × 10^-5 T
• E) 1.25 × 10^-4 T

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Definitions:

Specialization

The process of focusing on and becoming an expert in a particular subject or skill.

Standardization

The process of implementing and developing technical standards to ensure uniformity, compatibility, safety, repeatability, or quality among products, services, or processes.

Centralization

The concentration of decision-making power and authority in the hands of a central body or a few individuals within an organization.

Formalization

The process of creating formal rules and procedures to standardize organizational activities and decisions.