An Electron Is Confined to a Box with a Dimension $\mu$

question 12

Multiple Choice

An electron is confined to a box with a dimension of 20 $\mu$ m.If we have done our best to have the electron be at rest,within what range is its velocity likely to be found?

• A)\(\pm\)0.2 m/s
• B)\(\pm\)1.2 m/s
• C)\(\pm\)5.8 m/s
• D)\(\pm\)0.9 m/s

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Definitions:

Right Circular Cylinder

A 3-dimensional solid shape with straight parallel sides and a circular base exactly above or below each other.

Difference Of Two Squares

A special case of factoring in algebra that refers to the difference between two square numbers being factorable into the product of their sum and difference.

Perfect Square Trinomial

A trinomial that can be factored into a binomial squared, typically in the form \(a^2 + 2ab + b^2\) or \(a^2 - 2ab + b^2\).

Trinomial

A polynomial with three terms, typically written as ax^2 + bx + c.