Q. In which of the following substances does resistance decrease with increase in temperature?
A) Copper
B) Carbon
C) Constantan
D) Silver
Explanation
The correct answer is Option B: Carbon.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.