Q. The graph between resistivity and temperature, for a limited range of temperatures, is a straight line for a material like
A) Copper
B) Nichrome
C) Silicon
D) Mercury
Explanation
(b) For a limited range of temperatures, the graph between resistivity and temperature is a straight line for a material like nichrome as shown in the figure
[image:3_image156.emf]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.