Identical Particles Are Trapped in One-Dimensional Wells with Infinite Potential

question 13

Multiple Choice

Identical particles are trapped in one-dimensional wells with infinite potential energy at the walls.The widths L of the traps and the quantum numbers n of the particles are Rank them according to the kinetic energies of the particles, least to greatest.

• A)1, 2, 3, 4
• B)4, 3, 2, 1
• C)1 and 3 tied, then 2, then 4
• D)4, then 1 and 3 tied, then 2
• E)2, then 1 and 3 tied, then 4

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Definitions:

Short-term Memory

A temporary storage system in the brain capable of holding a small amount of information in an easily accessible state for a short period.

George Miller

A pioneering cognitive psychologist best known for his theory that the span of immediate memory and absolute judgment is limited to an average of seven items.

Magic Number

A concept in cognitive science referring to the limit of items an average human mind can hold in working memory, commonly thought to be seven plus or minus two.

Working Memory

An active system that processes the information in short-term memory.