Question 716: Current Electricity

Question

Copper and silicon is cooled from 300 K to 60 K , the specific resistance

Accepted Answer

For metals specific resistance decrease with decrease in temperature whereas for semiconductors specific resistance increases with decrease in temperature.

Answer

decrease in copper but increase in silicon

Answer

increase in copper but decrease in silicon

Answer

increase in both

Answer

decrease in both

Current Electricity

Copper and silicon is cooled from 300 K to 60 K , the specific resistance

Choose the correct answer: