Five Particles Are Shot from the Left into a Region

question 30

Multiple Choice

Five particles are shot from the left into a region that contains a uniform electric field. The numbered lines show the paths taken by the five particles. A negatively charged particle with a charge -3Q follows path 2 while it moves through this field. Do not consider any effects due to gravity.
-In which direction does the electric field point?

• A)toward the top of the page
• B)toward the left of the page
• C)toward the right of the page
• D)toward the bottom of the page
• E)out of the page, toward the reader

---

Definitions:

Mean

The average of a set of numbers, calculated by adding all the numbers together and then dividing by the count of those numbers.

Standard Deviation

Standard deviation is a measure that quantifies the amount of variation or dispersion of a set of data values, used to understand how spread out the values are from the mean.

Mean Speed

The average velocity of an object over a defined period of time.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values; a low standard deviation means that the values tend to be close to the mean, while a high standard deviation means they are spread out over a wider range.