Platinum and silicon are heated upto 250°C and after that cooled. In the process of cooling.
Answer & explanation
Correct answer: option 2
The resistance of semicronductors increases with the decrease in temperature and that of conductors decreases.
Platinum and silicon are heated upto 250°C and after that cooled. In the process of cooling.
Correct answer: option 2
The resistance of semicronductors increases with the decrease in temperature and that of conductors decreases.