AIPMT PRELIMS2002Physics-Current Electricity
AIPMT PRELIMS 2002 Physics Resistivity MCQ Question
Type: MCQ-conceptual-Easy-Class 12
Specific resistance of a conductor increases with :
A
Increase in temperature
B
Increase in cross section area
C
Increase in cross section and decrease in length
D
Decrease in cross section area
Correct Answer
Option A
Detailed Explanation
Specific resistance or resistivity increases with temperature due to increased lattice vibrations.
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