An Electron Is Accelerated from Rest by an Electric Field

question 16

Multiple Choice

An electron is accelerated from rest by an electric field. After the acceleration, the electron is injected into a uniform magnetic field of 1.27 × 10^-3 T. The velocity of the electron and the magnetic field lines are perpendicular to one another. The electron remains in the magnetic field for 5.00 × 10^-9 s. The angle between the electron velocity on entry and the electron velocity at exit from the magnetic field is

• A) 1.1 rad.
• B) 5.8 × 10^-2 rad.
• C) 8.68 × 10^-2 rad.
• D) 6.5 × 10^-2 rad.
• E) 2.3 rad.

---

Definitions:

Catalyst

A substance or agent that increases the rate of a chemical reaction without itself undergoing any permanent chemical change, or metaphorically, something that triggers a significant event or change.

Transmitter

A device or system that sends out signals, messages, or other forms of communication through various forms of media.

Strong Situation

Environments or scenarios in which clear social norms or expectations heavily influence individual behavior, often overshadowing personal traits.

Weak Situation

A type of environmental context where norms, expectations, and roles are vague or ambiguous, leading to greater variability in individuals' behaviors.