engineering physics MCQ #5188

The density of states in a 3D solid is proportional to

engineering physics MCQ #5188

  1. Question 1

    Q1. The density of states in a 3D solid is proportional to

    • A) E
    • B) √E
    • C) E²
    • D) 1/√E

    Answer: √E

    Explanation: Density of states ∝ √E, derived from the 3D density of states formula, g(E) = (√2 m³/2 π² ħ³) √E.