A piece of copper and another of germani...

A piece of copper and another of germanium are cooled from room temperature to `80^@K`. The resistance of

A

each of them increases

B

each of the, decreases

C

copper increases and germanium decreases

D

copper decreases and germanium increases

Verified by Experts

The correct Answer is:

D

d. Copper is a metal, whereas germanium is semi- conductor.

Similar Questions

Explore conceptually related problems

A strip of copper and another of germanium are cooled from room temperature to 80 K. The resistance of

A piece of copper and another of germanium are cooled from room temperature to 77 K, the resistance of -

A strip of copper and another of germanium are cooled from room tempreature to 80K The resistance of

Apiece of copper and another of germanium are cooler from room teperature to 77K , the resistence of

A Piece of copper and another of Ge are cooled from room temperature to 80K. The resistance of: