The Probability Density for an Electron That Has Passed Through

question 32

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

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Definitions:

Genus

A class of items that share common characteristics; in biology, a way to group species with similar characteristics.

Species

A collection of organisms that share similar characteristics and can interbreed or exchange genetic material.

Vegetable

A plant or part of a plant used as food, typically referring to the leaf, stem, root, or flower.

Genus

A class or group of entities that share common characteristics, often used in biological classification to denote a category above species and below family.