Density of States: Approximately How Many States in the Range

question 30

Multiple Choice

Density of states: Approximately how many states in the range from 5.0 eV to 5.2 eV are there in a copper bar of volume 5.3 cm³? (h = 6.626 × 10^-34 J ∙ s, ħ = 1.055 × 10^-34 J ∙ s, m_el = 9.11 × 10^-31 kg, 1 eV = 1.60 × 10^-19 J)

• A) 5.1 × 10²²
• B) 3.2 × 10²²
• C) 1.6 × 10²²
• D) 8.2 × 10²¹
• E) 3.2 × 10²¹

---

Definitions:

Orientation Phase

The initial stage in various processes (e.g., therapeutic engagement, group formation), where individuals become acquainted with the structure, expectations, and each other.

Collective Memory

The shared pool of knowledge and information in the memories of two or more members of a social group that is significantly influenced by social identity and group dynamics, leading to a common representation of past events.

Nominal Group's Memory

The collective memory and recall ability of a group working in a nominal setting, where the members operate individually rather than through interactive discussion.

Cognitive Biases

Systematic patterns of deviation from norm or rationality in judgment, whereby inferences about other people and situations may be drawn in an illogical fashion.