Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Current Electricity

Question:
Specific resistance of a conductor increases with which of the following ?
Options:
Increase in temperature
Increase in cross-section area
Decrease in temperature
Decrease in cross-section area
Correct Answer:
Increase in temperature
Explanation:
Specific resistance (resistivity) of a conductor material increases with its temperature but is independent of the area and length of the conductor.