An Electron with a Speed of 2

question 77

Multiple Choice

An electron with a speed of 2.0 × 10⁶ m/s moves into a uniform electric field of 550 N/C that is parallel to the electron's motion.How long does it take to bring the electron to rest? (me = 9.11 × 10−³¹ kg,e = 1.6 × 10−¹⁹ C)

• A)2.1E-8 s
• B)6.4E-9 s
• C)1.6E-6 s
• D)1.6E-6 s.
• E)​3.1E-7 s

---

Definitions:

Plato

An ancient Greek philosopher, a student of Socrates, whose work laid the foundations for much of Western philosophy.

Beauty

The quality or combination of qualities in a person or thing that gives pleasure to the senses or deeply satisfies the mind.

Friedrich Schiller

A German poet, philosopher, physician, and playwright known for his works on aesthetics and human freedom.

Aesthetics

The branch of philosophy concerned with beauty, especially as it appears in works of art, and with the judgments we make about the artistic value of such works.