Answers

Question and Answer:

  Home  Engineering

⟩ A piece of copper and another piece of Germanium are cooled from 30°C to 80 K. The resistance of A. copper decreases and germanium increases B. both decreases C. both increases D. copper increases and germanium decreases

Option A

(copper decreases and germanium increases)

Explanation:

As temperature is decreased, resistance of conductors decreases and resistance of semiconductors increases.

 183 views

More Questions for you: