The Probability Density for an Electron That Has Passed Through

question 4

Multiple Choice

The probability density for an electron that has passed through an experimental apparatus is shown in the figure. If 4100 electrons pass through the apparatus, what is the expected number that will land in a 0.10 mm-wide strip centered at x = 0.00 mm?

• A) 140
• B) 1400
• C) 450
• D) 45

---

Definitions:

Events and Listeners

Patterns in programming where an event is a signal that something has happened, and a listener is an object that receives the notification.

Menu Items

Components in a graphical user interface (GUI) that are part of a menu, allowing users to select commands or options.

Buttons

Graphical elements in GUIs that users can interact with to perform actions, such as submitting forms or opening new windows.

Java Statement

An instruction in Java that represents a complete unit of execution, like declaring a variable or invoking a method.