MDCAT Physics MCQ #517

In a semiconductor, what role does temperature play in conductivity?

MDCAT Physics MCQ #517

  1. Question 1

    Q1. In a semiconductor, what role does temperature play in conductivity?

    • A) Increases free electrons
    • B) Decreases free electrons
    • C) Destroys crystal lattice
    • D) Creates magnetic dipoles

    Answer: Increases free electrons

    Explanation: Higher temperature frees more charge carriers. Metals behave oppositely, but semiconductors increase conductivity.