Five Electrons Are in a Two-Dimensional Square Potential Energy Well

question 4

Multiple Choice

Five electrons are in a two-dimensional square potential energy well with sides of length L.The potential energy is infinite at the sides and zero inside.The single-particle energies are given by where n_x and n_y are integers.The energy of the ground state of the system is

• A)0
• B)10 (h²/8mL²)
• C)19 (h²/8mL²)
• D)24 (h²/8mL²)
• E)48 (h²/8mL²)

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Definitions:

Complete Isolation

A state or condition where an organism or population has no interaction with others; it can refer to quarantine or ecological separation.

Natural Selection

A major mechanism of evolution: the differential survival and reproduction of individuals of a population based on differences in shared, heritable traits. Outcome of environmental pressures.

Disruptive Selection

An evolutionary process that favors individuals at both extremes of a trait distribution over the average phenotype.

Finch Species

Refers to various types of finches, small to medium-sized passerine birds, known for their diversity in beak shapes and sizes, which reflect their dietary preferences.